diff --git a/package-lock.json b/package-lock.json
index 264caf4..4f4c695 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
       "integrity": "sha512-OfC2uemaknXr87bdLUkWog7nYuliM9Ij5HUcajsVcMCpQrcLmtxRbVFTIqmcSkSeYRBFBRxs2FiUqFJDLdiebA==",
       "dev": true,
       "requires": {
-        "@babel/highlight": "7.0.0"
+        "@babel/highlight": "^7.0.0"
       }
     },
     "@babel/highlight": {
@@ -19,9 +19,9 @@
       "integrity": "sha512-UFMC4ZeFC48Tpvj7C8UgLvtkaUuovQX+5xNWrsIoMG8o2z+XFKjKaN9iVmS84dPwVN00W4wPmqvYoZF3EGAsfw==",
       "dev": true,
       "requires": {
-        "chalk": "2.4.1",
-        "esutils": "2.0.2",
-        "js-tokens": "4.0.0"
+        "chalk": "^2.0.0",
+        "esutils": "^2.0.2",
+        "js-tokens": "^4.0.0"
       }
     },
     "@firebase/app": {
@@ -223,24 +223,24 @@
       "integrity": "sha512-HRZLSU762E6HaKoGfJGa8W95yRjb9rY7LePhjaHK9ILAnFacMuUGVamDbTHu1csZomm1g3tZTtXfX/aAhtie/Q==",
       "optional": true,
       "requires": {
-        "array-uniq": "1.0.3",
-        "arrify": "1.0.1",
-        "concat-stream": "1.6.2",
-        "create-error-class": "3.0.2",
-        "duplexify": "3.6.1",
-        "ent": "2.2.0",
-        "extend": "3.0.2",
-        "google-auto-auth": "0.10.1",
-        "is": "3.3.0",
+        "array-uniq": "^1.0.3",
+        "arrify": "^1.0.1",
+        "concat-stream": "^1.6.0",
+        "create-error-class": "^3.0.2",
+        "duplexify": "^3.5.0",
+        "ent": "^2.2.0",
+        "extend": "^3.0.1",
+        "google-auto-auth": "^0.10.0",
+        "is": "^3.2.0",
         "log-driver": "1.2.7",
-        "methmeth": "1.1.0",
-        "modelo": "4.2.3",
-        "request": "2.88.0",
-        "retry-request": "3.3.2",
-        "split-array-stream": "1.0.3",
-        "stream-events": "1.0.5",
-        "string-format-obj": "1.1.1",
-        "through2": "2.0.5"
+        "methmeth": "^1.1.0",
+        "modelo": "^4.2.0",
+        "request": "^2.79.0",
+        "retry-request": "^3.0.0",
+        "split-array-stream": "^1.0.0",
+        "stream-events": "^1.0.1",
+        "string-format-obj": "^1.1.0",
+        "through2": "^2.0.3"
       },
       "dependencies": {
         "isarray": {
@@ -253,13 +253,13 @@
           "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
           "requires": {
-            "core-util-is": "1.0.2",
-            "inherits": "2.0.3",
-            "isarray": "1.0.0",
-            "process-nextick-args": "2.0.0",
-            "safe-buffer": "5.1.2",
-            "string_decoder": "1.1.1",
-            "util-deprecate": "1.0.2"
+            "core-util-is": "~1.0.0",
+            "inherits": "~2.0.3",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~2.0.0",
+            "safe-buffer": "~5.1.1",
+            "string_decoder": "~1.1.1",
+            "util-deprecate": "~1.0.1"
           }
         },
         "retry-request": {
@@ -268,8 +268,8 @@
           "integrity": "sha512-WIiGp37XXDC6e7ku3LFoi7LCL/Gs9luGeeqvbPRb+Zl6OQMw4RCRfSaW+aLfE6lhz1R941UavE6Svl3Dm5xGIQ==",
           "optional": true,
           "requires": {
-            "request": "2.88.0",
-            "through2": "2.0.5"
+            "request": "^2.81.0",
+            "through2": "^2.0.0"
           }
         },
         "string_decoder": {
@@ -277,7 +277,7 @@
           "resolved": "http://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
           "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
           "requires": {
-            "safe-buffer": "5.1.2"
+            "safe-buffer": "~5.1.0"
           }
         },
         "through2": {
@@ -285,8 +285,8 @@
           "resolved": "https://registry.npmjs.org/through2/-/through2-2.0.5.tgz",
           "integrity": "sha512-/mrRod8xqpA+IHSLyGCQ2s8SPHiCDEeQJSep1jqLYeEUClOFG2Qsh+4FU6G9VeqpZnGW/Su8LQGc4YKni5rYSQ==",
           "requires": {
-            "readable-stream": "2.3.6",
-            "xtend": "4.0.1"
+            "readable-stream": "~2.3.6",
+            "xtend": "~4.0.1"
           }
         }
       }
@@ -297,16 +297,16 @@
       "integrity": "sha512-5WBS4UT3e0pogjiq7Ih/ezBQFqM/eEWQfB0oPiCYl2uzAcMfIvYjQlbxG7QI0fSB93TIA7fa+xCHvRHnIVnF+Q==",
       "optional": true,
       "requires": {
-        "@google-cloud/projectify": "0.3.2",
-        "bun": "0.0.12",
-        "deep-equal": "1.0.1",
-        "extend": "3.0.2",
-        "functional-red-black-tree": "1.0.1",
-        "google-gax": "0.22.1",
-        "is": "3.3.0",
-        "lodash.merge": "4.6.1",
-        "protobufjs": "6.8.8",
-        "through2": "3.0.0"
+        "@google-cloud/projectify": "^0.3.0",
+        "bun": "^0.0.12",
+        "deep-equal": "^1.0.1",
+        "extend": "^3.0.1",
+        "functional-red-black-tree": "^1.0.1",
+        "google-gax": "^0.22.0",
+        "is": "^3.2.1",
+        "lodash.merge": "^4.6.1",
+        "protobufjs": "^6.8.6",
+        "through2": "^3.0.0"
       }
     },
     "@google-cloud/projectify": {
@@ -321,27 +321,27 @@
       "integrity": "sha512-QaAxzCkbhspwajoaEnT0GcnQcpjPRcBrHYuQsXtD05BtOJgVnHCLXSsfUiRdU0nVpK+Thp7+sTkQ0fvk5PanKg==",
       "optional": true,
       "requires": {
-        "@google-cloud/common": "0.17.0",
-        "arrify": "1.0.1",
-        "async": "2.6.1",
-        "compressible": "2.0.15",
-        "concat-stream": "1.6.2",
-        "create-error-class": "3.0.2",
-        "duplexify": "3.6.1",
-        "extend": "3.0.2",
-        "gcs-resumable-upload": "0.10.2",
-        "hash-stream-validation": "0.2.1",
-        "is": "3.3.0",
-        "mime": "2.4.0",
-        "mime-types": "2.1.21",
-        "once": "1.4.0",
-        "pumpify": "1.5.1",
-        "request": "2.88.0",
-        "safe-buffer": "5.1.2",
-        "snakeize": "0.1.0",
-        "stream-events": "1.0.5",
-        "through2": "2.0.5",
-        "xdg-basedir": "3.0.0"
+        "@google-cloud/common": "^0.17.0",
+        "arrify": "^1.0.0",
+        "async": "^2.0.1",
+        "compressible": "^2.0.12",
+        "concat-stream": "^1.5.0",
+        "create-error-class": "^3.0.2",
+        "duplexify": "^3.5.0",
+        "extend": "^3.0.0",
+        "gcs-resumable-upload": "^0.10.2",
+        "hash-stream-validation": "^0.2.1",
+        "is": "^3.0.1",
+        "mime": "^2.2.0",
+        "mime-types": "^2.0.8",
+        "once": "^1.3.1",
+        "pumpify": "^1.5.1",
+        "request": "^2.85.0",
+        "safe-buffer": "^5.1.1",
+        "snakeize": "^0.1.0",
+        "stream-events": "^1.0.1",
+        "through2": "^2.0.0",
+        "xdg-basedir": "^3.0.0"
       },
       "dependencies": {
         "isarray": {
@@ -362,13 +362,13 @@
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
           "optional": true,
           "requires": {
-            "core-util-is": "1.0.2",
-            "inherits": "2.0.3",
-            "isarray": "1.0.0",
-            "process-nextick-args": "2.0.0",
-            "safe-buffer": "5.1.2",
-            "string_decoder": "1.1.1",
-            "util-deprecate": "1.0.2"
+            "core-util-is": "~1.0.0",
+            "inherits": "~2.0.3",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~2.0.0",
+            "safe-buffer": "~5.1.1",
+            "string_decoder": "~1.1.1",
+            "util-deprecate": "~1.0.1"
           }
         },
         "string_decoder": {
@@ -377,7 +377,7 @@
           "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
           "optional": true,
           "requires": {
-            "safe-buffer": "5.1.2"
+            "safe-buffer": "~5.1.0"
           }
         },
         "through2": {
@@ -386,8 +386,8 @@
           "integrity": "sha512-/mrRod8xqpA+IHSLyGCQ2s8SPHiCDEeQJSep1jqLYeEUClOFG2Qsh+4FU6G9VeqpZnGW/Su8LQGc4YKni5rYSQ==",
           "optional": true,
           "requires": {
-            "readable-stream": "2.3.6",
-            "xtend": "4.0.1"
+            "readable-stream": "~2.3.6",
+            "xtend": "~4.0.1"
           }
         }
       }
@@ -398,8 +398,8 @@
       "integrity": "sha512-vvcC4EZwS2kzEuwe3zmExi20YM1tqO+L/xdpzInze0WnRfhwbssDfLtMfAyAPQaL2CD8dRZLCOVLbsSdF1KVjA==",
       "optional": true,
       "requires": {
-        "lodash": "4.17.11",
-        "semver": "5.6.0"
+        "lodash": "^4.17.4",
+        "semver": "^5.5.0"
       }
     },
     "@grpc/proto-loader": {
@@ -408,10 +408,10 @@
       "integrity": "sha512-9b8S/V+3W4Gv7G/JKSZ48zApgyYbfIR7mAC9XNnaSWme3zj57MIESu0ELzm9j5oxNIpFG8DgO00iJMIUZ5luqw==",
       "optional": true,
       "requires": {
-        "@types/lodash": "4.14.119",
-        "@types/node": "9.6.40",
-        "lodash": "4.17.11",
-        "protobufjs": "6.8.8"
+        "@types/lodash": "^4.14.104",
+        "@types/node": "^9.4.6",
+        "lodash": "^4.17.5",
+        "protobufjs": "^6.8.6"
       },
       "dependencies": {
         "@types/node": {
@@ -447,8 +447,8 @@
       "resolved": "https://registry.npmjs.org/@protobufjs/fetch/-/fetch-1.1.0.tgz",
       "integrity": "sha1-upn7WYYUr2VwDBYZ/wbUVLDYTEU=",
       "requires": {
-        "@protobufjs/aspromise": "1.1.2",
-        "@protobufjs/inquire": "1.1.0"
+        "@protobufjs/aspromise": "^1.1.1",
+        "@protobufjs/inquire": "^1.1.0"
       }
     },
     "@protobufjs/float": {
@@ -481,8 +481,8 @@
       "resolved": "https://registry.npmjs.org/@types/body-parser/-/body-parser-1.17.0.tgz",
       "integrity": "sha512-a2+YeUjPkztKJu5aIF2yArYFQQp8d51wZ7DavSHjFuY1mqVgidGyzEQ41JIVNy82fXj8yPgy2vJmfIywgESW6w==",
       "requires": {
-        "@types/connect": "3.4.32",
-        "@types/node": "8.10.38"
+        "@types/connect": "*",
+        "@types/node": "*"
       }
     },
     "@types/caseless": {
@@ -496,7 +496,7 @@
       "resolved": "https://registry.npmjs.org/@types/connect/-/connect-3.4.32.tgz",
       "integrity": "sha512-4r8qa0quOvh7lGD0pre62CAb1oni1OO6ecJLGCezTmhQ8Fz50Arx9RUszryR8KlgK6avuSXvviL6yWyViQABOg==",
       "requires": {
-        "@types/node": "8.10.38"
+        "@types/node": "*"
       }
     },
     "@types/events": {
@@ -509,9 +509,9 @@
       "resolved": "https://registry.npmjs.org/@types/express/-/express-4.16.0.tgz",
       "integrity": "sha512-TtPEYumsmSTtTetAPXlJVf3kEqb6wZK0bZojpJQrnD/djV4q1oB6QQ8aKvKqwNPACoe02GNiy5zDzcYivR5Z2w==",
       "requires": {
-        "@types/body-parser": "1.17.0",
-        "@types/express-serve-static-core": "4.16.0",
-        "@types/serve-static": "1.13.2"
+        "@types/body-parser": "*",
+        "@types/express-serve-static-core": "*",
+        "@types/serve-static": "*"
       }
     },
     "@types/express-serve-static-core": {
@@ -519,9 +519,9 @@
       "resolved": "https://registry.npmjs.org/@types/express-serve-static-core/-/express-serve-static-core-4.16.0.tgz",
       "integrity": "sha512-lTeoCu5NxJU4OD9moCgm0ESZzweAx0YqsAcab6OB0EB3+As1OaHtKnaGJvcngQxYsi9UNv0abn4/DRavrRxt4w==",
       "requires": {
-        "@types/events": "1.2.0",
-        "@types/node": "8.10.38",
-        "@types/range-parser": "1.2.3"
+        "@types/events": "*",
+        "@types/node": "*",
+        "@types/range-parser": "*"
       }
     },
     "@types/form-data": {
@@ -530,7 +530,7 @@
       "integrity": "sha512-JAMFhOaHIciYVh8fb5/83nmuO/AHwmto+Hq7a9y8FzLDcC1KCU344XDOMEmahnrTFlHjgh4L0WJFczNIX2GxnQ==",
       "optional": true,
       "requires": {
-        "@types/node": "8.10.38"
+        "@types/node": "*"
       }
     },
     "@types/google-cloud__storage": {
@@ -539,8 +539,8 @@
       "integrity": "sha512-RaQJ7+Ht20MRYJu7mgKBpbVNZIPneztKIl/DUKacRC6A8mXRsJfgDdPA7indHmJGIgm+hzUTj44+A3RyuuYZhg==",
       "optional": true,
       "requires": {
-        "@types/node": "8.10.38",
-        "@types/request": "2.48.1"
+        "@types/node": "*",
+        "@types/request": "*"
       }
     },
     "@types/lodash": {
@@ -575,10 +575,10 @@
       "integrity": "sha512-ZgEZ1TiD+KGA9LiAAPPJL68Id2UWfeSO62ijSXZjFJArVV+2pKcsVHmrcu+1oiE3q6eDGiFiSolRc4JHoerBBg==",
       "optional": true,
       "requires": {
-        "@types/caseless": "0.12.1",
-        "@types/form-data": "2.2.1",
-        "@types/node": "8.10.38",
-        "@types/tough-cookie": "2.3.4"
+        "@types/caseless": "*",
+        "@types/form-data": "*",
+        "@types/node": "*",
+        "@types/tough-cookie": "*"
       }
     },
     "@types/serve-static": {
@@ -586,8 +586,8 @@
       "resolved": "https://registry.npmjs.org/@types/serve-static/-/serve-static-1.13.2.tgz",
       "integrity": "sha512-/BZ4QRLpH/bNYgZgwhKEh+5AsboDBcUdlBYgzoLX0fpj3Y2gp6EApyOlM3bK53wQS/OE1SrdSYBAbux2D1528Q==",
       "requires": {
-        "@types/express-serve-static-core": "4.16.0",
-        "@types/mime": "2.0.0"
+        "@types/express-serve-static-core": "*",
+        "@types/mime": "*"
       }
     },
     "@types/tough-cookie": {
@@ -601,7 +601,7 @@
       "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.5.tgz",
       "integrity": "sha1-63d99gEXI6OxTopywIBcjoZ0a9I=",
       "requires": {
-        "mime-types": "2.1.21",
+        "mime-types": "~2.1.18",
         "negotiator": "0.6.1"
       }
     },
@@ -623,7 +623,7 @@
       "integrity": "sha512-JVwXMr9nHYTUXsBFKUqhJwvlcYU/blreOEUkhNR2eXZIvwd+c+o5V4MgDPKWnMS/56awN3TRzIP+KoPn+roQtg==",
       "optional": true,
       "requires": {
-        "es6-promisify": "5.0.0"
+        "es6-promisify": "^5.0.0"
       }
     },
     "ajv": {
@@ -631,10 +631,10 @@
       "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.6.1.tgz",
       "integrity": "sha512-ZoJjft5B+EJBjUyu9C9Hc0OZyPZSSlOF+plzouTrg6UlA8f+e/n8NIgBFG/9tppJtpPWfthHakK7juJdNDODww==",
       "requires": {
-        "fast-deep-equal": "2.0.1",
-        "fast-json-stable-stringify": "2.0.0",
-        "json-schema-traverse": "0.4.1",
-        "uri-js": "4.2.2"
+        "fast-deep-equal": "^2.0.1",
+        "fast-json-stable-stringify": "^2.0.0",
+        "json-schema-traverse": "^0.4.1",
+        "uri-js": "^4.2.2"
       }
     },
     "ansi-escapes": {
@@ -646,8 +646,7 @@
     "ansi-regex": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz",
-      "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg=",
-      "dev": true
+      "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg="
     },
     "ansi-styles": {
       "version": "3.2.1",
@@ -655,7 +654,7 @@
       "integrity": "sha512-VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==",
       "dev": true,
       "requires": {
-        "color-convert": "1.9.3"
+        "color-convert": "^1.9.0"
       }
     },
     "argparse": {
@@ -664,7 +663,7 @@
       "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
       "dev": true,
       "requires": {
-        "sprintf-js": "1.0.3"
+        "sprintf-js": "~1.0.2"
       }
     },
     "array-flatten": {
@@ -693,8 +692,8 @@
       "resolved": "https://registry.npmjs.org/ascli/-/ascli-1.0.1.tgz",
       "integrity": "sha1-vPpZdKYvGOgcq660lzKrSoj5Brw=",
       "requires": {
-        "colour": "0.7.1",
-        "optjs": "3.2.2"
+        "colour": "~0.7.1",
+        "optjs": "~3.2.2"
       }
     },
     "asn1": {
@@ -702,7 +701,7 @@
       "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.4.tgz",
       "integrity": "sha512-jxwzQpLQjSmWXgwaCZE9Nz+glAG01yF1QnWgbhGwHI5A6FRIEY6IVqtHhIepHqI7/kyEyQEagBC5mBEFlIYvdg==",
       "requires": {
-        "safer-buffer": "2.1.2"
+        "safer-buffer": "~2.1.0"
       }
     },
     "assert-plus": {
@@ -721,7 +720,7 @@
       "resolved": "https://registry.npmjs.org/async/-/async-2.6.1.tgz",
       "integrity": "sha512-fNEiL2+AZt6AlAw/29Cr0UDe4sRAHCpEHh54WMz+Bb7QfNcFw4h3loofyJpLeQs4Yx7yuqu/2dLgM5hKOs6HlQ==",
       "requires": {
-        "lodash": "4.17.11"
+        "lodash": "^4.17.10"
       }
     },
     "asynckit": {
@@ -744,8 +743,8 @@
       "resolved": "http://registry.npmjs.org/axios/-/axios-0.18.0.tgz",
       "integrity": "sha1-MtU+SFHv3AoRmTts0AB4nXDAUQI=",
       "requires": {
-        "follow-redirects": "1.5.10",
-        "is-buffer": "1.1.6"
+        "follow-redirects": "^1.3.0",
+        "is-buffer": "^1.1.5"
       }
     },
     "balanced-match": {
@@ -779,8 +778,8 @@
           "version": "1.1.5",
           "bundled": true,
           "requires": {
-            "delegates": "1.0.0",
-            "readable-stream": "2.3.5"
+            "delegates": "^1.0.0",
+            "readable-stream": "^2.0.6"
           }
         },
         "balanced-match": {
@@ -791,7 +790,7 @@
           "version": "1.1.11",
           "bundled": true,
           "requires": {
-            "balanced-match": "1.0.0",
+            "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
           }
         },
@@ -838,7 +837,7 @@
           "version": "1.2.5",
           "bundled": true,
           "requires": {
-            "minipass": "2.3.4"
+            "minipass": "^2.2.1"
           }
         },
         "fs.realpath": {
@@ -849,26 +848,26 @@
           "version": "2.7.4",
           "bundled": true,
           "requires": {
-            "aproba": "1.2.0",
-            "console-control-strings": "1.1.0",
-            "has-unicode": "2.0.1",
-            "object-assign": "4.1.1",
-            "signal-exit": "3.0.2",
-            "string-width": "1.0.2",
-            "strip-ansi": "3.0.1",
-            "wide-align": "1.1.3"
+            "aproba": "^1.0.3",
+            "console-control-strings": "^1.0.0",
+            "has-unicode": "^2.0.0",
+            "object-assign": "^4.1.0",
+            "signal-exit": "^3.0.0",
+            "string-width": "^1.0.1",
+            "strip-ansi": "^3.0.1",
+            "wide-align": "^1.1.0"
           }
         },
         "glob": {
           "version": "7.1.2",
           "bundled": true,
           "requires": {
-            "fs.realpath": "1.0.0",
-            "inflight": "1.0.6",
-            "inherits": "2.0.3",
-            "minimatch": "3.0.4",
-            "once": "1.4.0",
-            "path-is-absolute": "1.0.1"
+            "fs.realpath": "^1.0.0",
+            "inflight": "^1.0.4",
+            "inherits": "2",
+            "minimatch": "^3.0.4",
+            "once": "^1.3.0",
+            "path-is-absolute": "^1.0.0"
           }
         },
         "has-unicode": {
@@ -879,22 +878,22 @@
           "version": "0.4.24",
           "bundled": true,
           "requires": {
-            "safer-buffer": "2.1.2"
+            "safer-buffer": ">= 2.1.2 < 3"
           }
         },
         "ignore-walk": {
           "version": "3.0.1",
           "bundled": true,
           "requires": {
-            "minimatch": "3.0.4"
+            "minimatch": "^3.0.4"
           }
         },
         "inflight": {
           "version": "1.0.6",
           "bundled": true,
           "requires": {
-            "once": "1.4.0",
-            "wrappy": "1.0.2"
+            "once": "^1.3.0",
+            "wrappy": "1"
           }
         },
         "inherits": {
@@ -909,7 +908,7 @@
           "version": "1.0.0",
           "bundled": true,
           "requires": {
-            "number-is-nan": "1.0.1"
+            "number-is-nan": "^1.0.0"
           }
         },
         "isarray": {
@@ -920,7 +919,7 @@
           "version": "3.0.4",
           "bundled": true,
           "requires": {
-            "brace-expansion": "1.1.11"
+            "brace-expansion": "^1.1.7"
           }
         },
         "minimist": {
@@ -931,8 +930,8 @@
           "version": "2.3.4",
           "bundled": true,
           "requires": {
-            "safe-buffer": "5.1.2",
-            "yallist": "3.0.2"
+            "safe-buffer": "^5.1.2",
+            "yallist": "^3.0.0"
           },
           "dependencies": {
             "safe-buffer": {
@@ -949,7 +948,7 @@
           "version": "1.1.0",
           "bundled": true,
           "requires": {
-            "minipass": "2.3.4"
+            "minipass": "^2.2.1"
           }
         },
         "mkdirp": {
@@ -967,33 +966,33 @@
           "version": "2.2.3",
           "bundled": true,
           "requires": {
-            "debug": "2.6.9",
-            "iconv-lite": "0.4.24",
-            "sax": "1.2.4"
+            "debug": "^2.1.2",
+            "iconv-lite": "^0.4.4",
+            "sax": "^1.2.4"
           }
         },
         "node-pre-gyp": {
           "version": "0.11.0",
           "bundled": true,
           "requires": {
-            "detect-libc": "1.0.3",
-            "mkdirp": "0.5.1",
-            "needle": "2.2.3",
-            "nopt": "4.0.1",
-            "npm-packlist": "1.1.11",
-            "npmlog": "4.1.2",
-            "rc": "1.2.8",
-            "rimraf": "2.6.2",
-            "semver": "5.5.1",
-            "tar": "4.4.6"
+            "detect-libc": "^1.0.2",
+            "mkdirp": "^0.5.1",
+            "needle": "^2.2.1",
+            "nopt": "^4.0.1",
+            "npm-packlist": "^1.1.6",
+            "npmlog": "^4.0.2",
+            "rc": "^1.2.7",
+            "rimraf": "^2.6.1",
+            "semver": "^5.3.0",
+            "tar": "^4"
           }
         },
         "nopt": {
           "version": "4.0.1",
           "bundled": true,
           "requires": {
-            "abbrev": "1.1.1",
-            "osenv": "0.1.5"
+            "abbrev": "1",
+            "osenv": "^0.1.4"
           }
         },
         "npm-bundled": {
@@ -1004,18 +1003,18 @@
           "version": "1.1.11",
           "bundled": true,
           "requires": {
-            "ignore-walk": "3.0.1",
-            "npm-bundled": "1.0.5"
+            "ignore-walk": "^3.0.1",
+            "npm-bundled": "^1.0.1"
           }
         },
         "npmlog": {
           "version": "4.1.2",
           "bundled": true,
           "requires": {
-            "are-we-there-yet": "1.1.5",
-            "console-control-strings": "1.1.0",
-            "gauge": "2.7.4",
-            "set-blocking": "2.0.0"
+            "are-we-there-yet": "~1.1.2",
+            "console-control-strings": "~1.1.0",
+            "gauge": "~2.7.3",
+            "set-blocking": "~2.0.0"
           }
         },
         "number-is-nan": {
@@ -1030,7 +1029,7 @@
           "version": "1.4.0",
           "bundled": true,
           "requires": {
-            "wrappy": "1.0.2"
+            "wrappy": "1"
           }
         },
         "os-homedir": {
@@ -1045,8 +1044,8 @@
           "version": "0.1.5",
           "bundled": true,
           "requires": {
-            "os-homedir": "1.0.2",
-            "os-tmpdir": "1.0.2"
+            "os-homedir": "^1.0.0",
+            "os-tmpdir": "^1.0.0"
           }
         },
         "path-is-absolute": {
@@ -1061,10 +1060,10 @@
           "version": "1.2.8",
           "bundled": true,
           "requires": {
-            "deep-extend": "0.6.0",
-            "ini": "1.3.5",
-            "minimist": "1.2.0",
-            "strip-json-comments": "2.0.1"
+            "deep-extend": "^0.6.0",
+            "ini": "~1.3.0",
+            "minimist": "^1.2.0",
+            "strip-json-comments": "~2.0.1"
           },
           "dependencies": {
             "minimist": {
@@ -1077,20 +1076,20 @@
           "version": "2.3.5",
           "bundled": true,
           "requires": {
-            "core-util-is": "1.0.2",
-            "inherits": "2.0.3",
-            "isarray": "1.0.0",
-            "process-nextick-args": "2.0.0",
-            "safe-buffer": "5.1.1",
-            "string_decoder": "1.0.3",
-            "util-deprecate": "1.0.2"
+            "core-util-is": "~1.0.0",
+            "inherits": "~2.0.3",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~2.0.0",
+            "safe-buffer": "~5.1.1",
+            "string_decoder": "~1.0.3",
+            "util-deprecate": "~1.0.1"
           }
         },
         "rimraf": {
           "version": "2.6.2",
           "bundled": true,
           "requires": {
-            "glob": "7.1.2"
+            "glob": "^7.0.5"
           }
         },
         "safe-buffer": {
@@ -1121,23 +1120,23 @@
           "version": "1.0.2",
           "bundled": true,
           "requires": {
-            "code-point-at": "1.1.0",
-            "is-fullwidth-code-point": "1.0.0",
-            "strip-ansi": "3.0.1"
+            "code-point-at": "^1.0.0",
+            "is-fullwidth-code-point": "^1.0.0",
+            "strip-ansi": "^3.0.0"
           }
         },
         "string_decoder": {
           "version": "1.0.3",
           "bundled": true,
           "requires": {
-            "safe-buffer": "5.1.1"
+            "safe-buffer": "~5.1.0"
           }
         },
         "strip-ansi": {
           "version": "3.0.1",
           "bundled": true,
           "requires": {
-            "ansi-regex": "2.1.1"
+            "ansi-regex": "^2.0.0"
           }
         },
         "strip-json-comments": {
@@ -1148,13 +1147,13 @@
           "version": "4.4.6",
           "bundled": true,
           "requires": {
-            "chownr": "1.1.1",
-            "fs-minipass": "1.2.5",
-            "minipass": "2.3.4",
-            "minizlib": "1.1.0",
-            "mkdirp": "0.5.1",
-            "safe-buffer": "5.1.2",
-            "yallist": "3.0.2"
+            "chownr": "^1.0.1",
+            "fs-minipass": "^1.2.5",
+            "minipass": "^2.3.3",
+            "minizlib": "^1.1.0",
+            "mkdirp": "^0.5.0",
+            "safe-buffer": "^5.1.2",
+            "yallist": "^3.0.2"
           },
           "dependencies": {
             "safe-buffer": {
@@ -1175,7 +1174,7 @@
           "version": "1.1.3",
           "bundled": true,
           "requires": {
-            "string-width": "1.0.2"
+            "string-width": "^1.0.2 || 2"
           }
         },
         "wrappy": {
@@ -1189,24 +1188,30 @@
       "resolved": "https://registry.npmjs.org/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.2.tgz",
       "integrity": "sha1-pDAdOJtqQ/m2f/PKEaP2Y342Dp4=",
       "requires": {
-        "tweetnacl": "0.14.5"
+        "tweetnacl": "^0.14.3"
       }
     },
+    "bindings": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/bindings/-/bindings-1.2.1.tgz",
+      "integrity": "sha1-FK1hE4EtLTfXLme0ystLtyZQXxE=",
+      "optional": true
+    },
     "body-parser": {
       "version": "1.18.3",
       "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.18.3.tgz",
       "integrity": "sha1-WykhmP/dVTs6DyDe0FkrlWlVyLQ=",
       "requires": {
         "bytes": "3.0.0",
-        "content-type": "1.0.4",
+        "content-type": "~1.0.4",
         "debug": "2.6.9",
-        "depd": "1.1.2",
-        "http-errors": "1.6.3",
+        "depd": "~1.1.2",
+        "http-errors": "~1.6.3",
         "iconv-lite": "0.4.23",
-        "on-finished": "2.3.0",
+        "on-finished": "~2.3.0",
         "qs": "6.5.2",
         "raw-body": "2.3.3",
-        "type-is": "1.6.16"
+        "type-is": "~1.6.16"
       }
     },
     "brace-expansion": {
@@ -1215,7 +1220,7 @@
       "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
       "dev": true,
       "requires": {
-        "balanced-match": "1.0.0",
+        "balanced-match": "^1.0.0",
         "concat-map": "0.0.1"
       }
     },
@@ -1229,13 +1234,18 @@
       "resolved": "https://registry.npmjs.org/buffer-from/-/buffer-from-1.1.1.tgz",
       "integrity": "sha512-MQcXEUbCKtEo7bhqEs6560Hyd4XaovZlO/k9V3hjVUF/zwW7KBVdSK4gIt/bzwS9MbR5qob+F5jusZsb0YQK2A=="
     },
+    "builtin-modules": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/builtin-modules/-/builtin-modules-1.1.1.tgz",
+      "integrity": "sha1-Jw8HbFpywC9bZaR9+Uxf46J4iS8="
+    },
     "bun": {
       "version": "0.0.12",
       "resolved": "https://registry.npmjs.org/bun/-/bun-0.0.12.tgz",
       "integrity": "sha512-Toms18J9DqnT+IfWkwxVTB2EaBprHvjlMWrTIsfX4xbu3ZBqVBwrERU0em1IgtRe04wT+wJxMlKHZok24hrcSQ==",
       "optional": true,
       "requires": {
-        "readable-stream": "1.0.34"
+        "readable-stream": "~1.0.32"
       }
     },
     "bytebuffer": {
@@ -1243,7 +1253,7 @@
       "resolved": "https://registry.npmjs.org/bytebuffer/-/bytebuffer-5.0.1.tgz",
       "integrity": "sha1-WC7qSxqHO20CCkjVjfhfC7ps/d0=",
       "requires": {
-        "long": "3.2.0"
+        "long": "~3"
       },
       "dependencies": {
         "long": {
@@ -1264,7 +1274,7 @@
       "integrity": "sha1-lAhe9jWB7NPaqSREqP6U6CV3dR8=",
       "dev": true,
       "requires": {
-        "callsites": "0.2.0"
+        "callsites": "^0.2.0"
       }
     },
     "callsites": {
@@ -1278,6 +1288,14 @@
       "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-2.1.1.tgz",
       "integrity": "sha1-fB0W1nmhu+WcoCys7PsBHiAfWh8="
     },
+    "can-promise": {
+      "version": "0.0.1",
+      "resolved": "https://registry.npmjs.org/can-promise/-/can-promise-0.0.1.tgz",
+      "integrity": "sha512-gzVrHyyrvgt0YpDm7pn04MQt8gjh0ZAhN4ZDyCRtGl6YnuuK6b4aiUTD7G52r9l4YNmxfTtEscb92vxtAlL6XQ==",
+      "requires": {
+        "window-or-global": "^1.0.1"
+      }
+    },
     "capture-stack-trace": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/capture-stack-trace/-/capture-stack-trace-1.0.1.tgz",
@@ -1294,9 +1312,9 @@
       "integrity": "sha512-ObN6h1v2fTJSmUXoS3nMQ92LbDK9be4TV+6G+omQlGJFdcUX5heKi1LZ1YnRMIgwTLEj3E24bT6tYni50rlCfQ==",
       "dev": true,
       "requires": {
-        "ansi-styles": "3.2.1",
-        "escape-string-regexp": "1.0.5",
-        "supports-color": "5.5.0"
+        "ansi-styles": "^3.2.1",
+        "escape-string-regexp": "^1.0.5",
+        "supports-color": "^5.3.0"
       }
     },
     "chardet": {
@@ -1317,7 +1335,7 @@
       "integrity": "sha1-s12sN2R5+sw+lHR9QdDQ9SOP/LU=",
       "dev": true,
       "requires": {
-        "restore-cursor": "2.0.0"
+        "restore-cursor": "^2.0.0"
       }
     },
     "cli-width": {
@@ -1331,9 +1349,9 @@
       "resolved": "https://registry.npmjs.org/cliui/-/cliui-3.2.0.tgz",
       "integrity": "sha1-EgYBU3qRbSmUD5NNo7SNWFo5IT0=",
       "requires": {
-        "string-width": "1.0.2",
-        "strip-ansi": "3.0.1",
-        "wrap-ansi": "2.1.0"
+        "string-width": "^1.0.1",
+        "strip-ansi": "^3.0.1",
+        "wrap-ansi": "^2.0.0"
       },
       "dependencies": {
         "ansi-regex": {
@@ -1346,7 +1364,7 @@
           "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz",
           "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
           "requires": {
-            "number-is-nan": "1.0.1"
+            "number-is-nan": "^1.0.0"
           }
         },
         "string-width": {
@@ -1354,9 +1372,9 @@
           "resolved": "http://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
           "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
           "requires": {
-            "code-point-at": "1.1.0",
-            "is-fullwidth-code-point": "1.0.0",
-            "strip-ansi": "3.0.1"
+            "code-point-at": "^1.0.0",
+            "is-fullwidth-code-point": "^1.0.0",
+            "strip-ansi": "^3.0.0"
           }
         },
         "strip-ansi": {
@@ -1364,7 +1382,7 @@
           "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
           "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
           "requires": {
-            "ansi-regex": "2.1.1"
+            "ansi-regex": "^2.0.0"
           }
         }
       }
@@ -1399,7 +1417,7 @@
       "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.7.tgz",
       "integrity": "sha512-brWl9y6vOB1xYPZcpZde3N9zDByXTosAeMDo4p1wzo6UMOX4vumB+TP1RZ76sfE6Md68Q0NJSrE/gbezd4Ul+w==",
       "requires": {
-        "delayed-stream": "1.0.0"
+        "delayed-stream": "~1.0.0"
       }
     },
     "compressible": {
@@ -1408,7 +1426,7 @@
       "integrity": "sha512-4aE67DL33dSW9gw4CI2H/yTxqHLNcxp0yS6jB+4h+wr3e43+1z7vm0HU9qXOH8j+qjKuL8+UtkOxYQSMq60Ylw==",
       "optional": true,
       "requires": {
-        "mime-db": "1.37.0"
+        "mime-db": ">= 1.36.0 < 2"
       }
     },
     "concat-map": {
@@ -1422,10 +1440,10 @@
       "resolved": "https://registry.npmjs.org/concat-stream/-/concat-stream-1.6.2.tgz",
       "integrity": "sha512-27HBghJxjiZtIk3Ycvn/4kbJk/1uZuJFfuPEns6LaEvpvG1f0hTea8lilrouyo9mVc2GWdcEZ8OLoGmSADlrCw==",
       "requires": {
-        "buffer-from": "1.1.1",
-        "inherits": "2.0.3",
-        "readable-stream": "2.3.6",
-        "typedarray": "0.0.6"
+        "buffer-from": "^1.0.0",
+        "inherits": "^2.0.3",
+        "readable-stream": "^2.2.2",
+        "typedarray": "^0.0.6"
       },
       "dependencies": {
         "isarray": {
@@ -1438,13 +1456,13 @@
           "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
           "requires": {
-            "core-util-is": "1.0.2",
-            "inherits": "2.0.3",
-            "isarray": "1.0.0",
-            "process-nextick-args": "2.0.0",
-            "safe-buffer": "5.1.2",
-            "string_decoder": "1.1.1",
-            "util-deprecate": "1.0.2"
+            "core-util-is": "~1.0.0",
+            "inherits": "~2.0.3",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~2.0.0",
+            "safe-buffer": "~5.1.1",
+            "string_decoder": "~1.1.1",
+            "util-deprecate": "~1.0.1"
           }
         },
         "string_decoder": {
@@ -1452,7 +1470,7 @@
           "resolved": "http://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
           "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
           "requires": {
-            "safe-buffer": "5.1.2"
+            "safe-buffer": "~5.1.0"
           }
         }
       }
@@ -1463,12 +1481,12 @@
       "integrity": "sha512-vtv5HtGjcYUgFrXc6Kx747B83MRRVS5R1VTEQoXvuP+kMI+if6uywV0nDGoiydJRy4yk7h9od5Og0kxx4zUXmw==",
       "optional": true,
       "requires": {
-        "dot-prop": "4.2.0",
-        "graceful-fs": "4.1.15",
-        "make-dir": "1.3.0",
-        "unique-string": "1.0.0",
-        "write-file-atomic": "2.3.0",
-        "xdg-basedir": "3.0.0"
+        "dot-prop": "^4.1.0",
+        "graceful-fs": "^4.1.2",
+        "make-dir": "^1.0.0",
+        "unique-string": "^1.0.0",
+        "write-file-atomic": "^2.0.0",
+        "xdg-basedir": "^3.0.0"
       }
     },
     "content-disposition": {
@@ -1506,7 +1524,7 @@
       "resolved": "https://registry.npmjs.org/create-error-class/-/create-error-class-3.0.2.tgz",
       "integrity": "sha1-Br56vvlHo/FKMP1hBnHUAbyot7Y=",
       "requires": {
-        "capture-stack-trace": "1.0.1"
+        "capture-stack-trace": "^1.0.0"
       }
     },
     "cross-spawn": {
@@ -1515,11 +1533,11 @@
       "integrity": "sha512-eTVLrBSt7fjbDygz805pMnstIs2VTBNkRm0qxZd+M7A5XDdxVRWO5MxGBXZhjY4cqLYLdtrGqRf8mBPmzwSpWQ==",
       "dev": true,
       "requires": {
-        "nice-try": "1.0.5",
-        "path-key": "2.0.1",
-        "semver": "5.6.0",
-        "shebang-command": "1.2.0",
-        "which": "1.3.1"
+        "nice-try": "^1.0.4",
+        "path-key": "^2.0.1",
+        "semver": "^5.5.0",
+        "shebang-command": "^1.2.0",
+        "which": "^1.2.9"
       }
     },
     "crypto-random-string": {
@@ -1533,7 +1551,7 @@
       "resolved": "https://registry.npmjs.org/dashdash/-/dashdash-1.14.1.tgz",
       "integrity": "sha1-hTz6D3y+L+1d4gMmuN1YEDX24vA=",
       "requires": {
-        "assert-plus": "1.0.0"
+        "assert-plus": "^1.0.0"
       }
     },
     "debug": {
@@ -1581,13 +1599,18 @@
       "resolved": "https://registry.npmjs.org/destroy/-/destroy-1.0.4.tgz",
       "integrity": "sha1-l4hXRCxEdJ5CBmE+N5RiBYJqvYA="
     },
+    "dijkstrajs": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/dijkstrajs/-/dijkstrajs-1.0.1.tgz",
+      "integrity": "sha1-082BIh4+pAdCz83lVtTpnpjdxxs="
+    },
     "doctrine": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/doctrine/-/doctrine-2.1.0.tgz",
       "integrity": "sha512-35mSku4ZXK0vfCuHEDAwt55dg2jNajHZ1odvF+8SSr82EsZY4QmXfuWso8oEd8zRhVObSN18aM0CjSdoBX7zIw==",
       "dev": true,
       "requires": {
-        "esutils": "2.0.2"
+        "esutils": "^2.0.2"
       }
     },
     "dom-storage": {
@@ -1601,7 +1624,7 @@
       "integrity": "sha512-tUMXrxlExSW6U2EXiiKGSBVdYgtV8qlHL+C10TsW4PURY/ic+eaysnSkwB4kA/mBlCyy/IKDJ+Lc3wbWeaXtuQ==",
       "optional": true,
       "requires": {
-        "is-obj": "1.0.1"
+        "is-obj": "^1.0.0"
       }
     },
     "duplexify": {
@@ -1609,10 +1632,10 @@
       "resolved": "https://registry.npmjs.org/duplexify/-/duplexify-3.6.1.tgz",
       "integrity": "sha512-vM58DwdnKmty+FSPzT14K9JXb90H+j5emaR4KYbr2KTIz00WHGbWOe5ghQTx233ZCLZtrGDALzKwcjEtSt35mA==",
       "requires": {
-        "end-of-stream": "1.4.1",
-        "inherits": "2.0.3",
-        "readable-stream": "2.3.6",
-        "stream-shift": "1.0.0"
+        "end-of-stream": "^1.0.0",
+        "inherits": "^2.0.1",
+        "readable-stream": "^2.0.0",
+        "stream-shift": "^1.0.0"
       },
       "dependencies": {
         "isarray": {
@@ -1625,13 +1648,13 @@
           "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
           "requires": {
-            "core-util-is": "1.0.2",
-            "inherits": "2.0.3",
-            "isarray": "1.0.0",
-            "process-nextick-args": "2.0.0",
-            "safe-buffer": "5.1.2",
-            "string_decoder": "1.1.1",
-            "util-deprecate": "1.0.2"
+            "core-util-is": "~1.0.0",
+            "inherits": "~2.0.3",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~2.0.0",
+            "safe-buffer": "~5.1.1",
+            "string_decoder": "~1.1.1",
+            "util-deprecate": "~1.0.1"
           }
         },
         "string_decoder": {
@@ -1639,7 +1662,7 @@
           "resolved": "http://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
           "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
           "requires": {
-            "safe-buffer": "5.1.2"
+            "safe-buffer": "~5.1.0"
           }
         }
       }
@@ -1649,8 +1672,8 @@
       "resolved": "https://registry.npmjs.org/ecc-jsbn/-/ecc-jsbn-0.1.2.tgz",
       "integrity": "sha1-OoOpBOVDUyh4dMVkt1SThoSamMk=",
       "requires": {
-        "jsbn": "0.1.1",
-        "safer-buffer": "2.1.2"
+        "jsbn": "~0.1.0",
+        "safer-buffer": "^2.1.0"
       }
     },
     "ecdsa-sig-formatter": {
@@ -1658,7 +1681,7 @@
       "resolved": "https://registry.npmjs.org/ecdsa-sig-formatter/-/ecdsa-sig-formatter-1.0.10.tgz",
       "integrity": "sha1-HFlQAPBKiJffuFAAiSoPTDOvhsM=",
       "requires": {
-        "safe-buffer": "5.1.2"
+        "safe-buffer": "^5.0.1"
       }
     },
     "ee-first": {
@@ -1676,7 +1699,7 @@
       "resolved": "https://registry.npmjs.org/encoding/-/encoding-0.1.12.tgz",
       "integrity": "sha1-U4tm8+5izRq1HsMjgp0flIDHS+s=",
       "requires": {
-        "iconv-lite": "0.4.23"
+        "iconv-lite": "~0.4.13"
       }
     },
     "end-of-stream": {
@@ -1684,7 +1707,7 @@
       "resolved": "https://registry.npmjs.org/end-of-stream/-/end-of-stream-1.4.1.tgz",
       "integrity": "sha512-1MkrZNvWTKCaigbn+W15elq2BB/L22nqrSY5DKlo3X6+vclJm8Bb5djXJBmEX6fS3+zCh/F4VBK5Z2KxJt4s2Q==",
       "requires": {
-        "once": "1.4.0"
+        "once": "^1.4.0"
       }
     },
     "ent": {
@@ -1693,6 +1716,14 @@
       "integrity": "sha1-6WQhkyWiHQX0RGai9obtbOX13R0=",
       "optional": true
     },
+    "error-ex": {
+      "version": "1.3.2",
+      "resolved": "https://registry.npmjs.org/error-ex/-/error-ex-1.3.2.tgz",
+      "integrity": "sha512-7dFHNmqeFSEt2ZBsCriorKnn3Z2pj+fd9kmI6QoWw4//DL+icEBfc0U7qJCisqrTsKTjw4fNFy2pW9OqStD84g==",
+      "requires": {
+        "is-arrayish": "^0.2.1"
+      }
+    },
     "es6-promise": {
       "version": "4.2.5",
       "resolved": "https://registry.npmjs.org/es6-promise/-/es6-promise-4.2.5.tgz",
@@ -1705,7 +1736,7 @@
       "integrity": "sha1-UQnWLz5W6pZ8S2NQWu8IKRyKUgM=",
       "optional": true,
       "requires": {
-        "es6-promise": "4.2.5"
+        "es6-promise": "^4.0.3"
       }
     },
     "escape-html": {
@@ -1725,44 +1756,44 @@
       "integrity": "sha512-g4KWpPdqN0nth+goDNICNXGfJF7nNnepthp46CAlJoJtC5K/cLu3NgCM3AHu1CkJ5Hzt9V0Y0PBAO6Ay/gGb+w==",
       "dev": true,
       "requires": {
-        "@babel/code-frame": "7.0.0",
-        "ajv": "6.6.1",
-        "chalk": "2.4.1",
-        "cross-spawn": "6.0.5",
-        "debug": "4.1.0",
-        "doctrine": "2.1.0",
-        "eslint-scope": "4.0.0",
-        "eslint-utils": "1.3.1",
-        "eslint-visitor-keys": "1.0.0",
-        "espree": "4.1.0",
-        "esquery": "1.0.1",
-        "esutils": "2.0.2",
-        "file-entry-cache": "2.0.0",
-        "functional-red-black-tree": "1.0.1",
-        "glob": "7.1.3",
-        "globals": "11.9.0",
-        "ignore": "4.0.6",
-        "imurmurhash": "0.1.4",
-        "inquirer": "6.2.1",
-        "is-resolvable": "1.1.0",
-        "js-yaml": "3.12.0",
-        "json-stable-stringify-without-jsonify": "1.0.1",
-        "levn": "0.3.0",
-        "lodash": "4.17.11",
-        "minimatch": "3.0.4",
-        "mkdirp": "0.5.1",
-        "natural-compare": "1.4.0",
-        "optionator": "0.8.2",
-        "path-is-inside": "1.0.2",
-        "pluralize": "7.0.0",
-        "progress": "2.0.3",
-        "regexpp": "2.0.1",
-        "require-uncached": "1.0.3",
-        "semver": "5.6.0",
-        "strip-ansi": "4.0.0",
-        "strip-json-comments": "2.0.1",
-        "table": "5.1.1",
-        "text-table": "0.2.0"
+        "@babel/code-frame": "^7.0.0",
+        "ajv": "^6.5.3",
+        "chalk": "^2.1.0",
+        "cross-spawn": "^6.0.5",
+        "debug": "^4.0.1",
+        "doctrine": "^2.1.0",
+        "eslint-scope": "^4.0.0",
+        "eslint-utils": "^1.3.1",
+        "eslint-visitor-keys": "^1.0.0",
+        "espree": "^4.0.0",
+        "esquery": "^1.0.1",
+        "esutils": "^2.0.2",
+        "file-entry-cache": "^2.0.0",
+        "functional-red-black-tree": "^1.0.1",
+        "glob": "^7.1.2",
+        "globals": "^11.7.0",
+        "ignore": "^4.0.6",
+        "imurmurhash": "^0.1.4",
+        "inquirer": "^6.1.0",
+        "is-resolvable": "^1.1.0",
+        "js-yaml": "^3.12.0",
+        "json-stable-stringify-without-jsonify": "^1.0.1",
+        "levn": "^0.3.0",
+        "lodash": "^4.17.5",
+        "minimatch": "^3.0.4",
+        "mkdirp": "^0.5.1",
+        "natural-compare": "^1.4.0",
+        "optionator": "^0.8.2",
+        "path-is-inside": "^1.0.2",
+        "pluralize": "^7.0.0",
+        "progress": "^2.0.0",
+        "regexpp": "^2.0.1",
+        "require-uncached": "^1.0.3",
+        "semver": "^5.5.1",
+        "strip-ansi": "^4.0.0",
+        "strip-json-comments": "^2.0.1",
+        "table": "^5.0.2",
+        "text-table": "^0.2.0"
       },
       "dependencies": {
         "debug": {
@@ -1771,7 +1802,7 @@
           "integrity": "sha512-heNPJUJIqC+xB6ayLAMHaIrmN9HKa7aQO8MGqKpvCA+uJYVcvR6l5kgdrhRuwPFHU7P5/A1w0BjByPHwpfTDKg==",
           "dev": true,
           "requires": {
-            "ms": "2.1.1"
+            "ms": "^2.1.1"
           }
         },
         "ms": {
@@ -1788,8 +1819,8 @@
       "integrity": "sha512-1G6UTDi7Jc1ELFwnR58HV4fK9OQK4S6N985f166xqXxpjU6plxFISJa2Ba9KCQuFa8RCnj/lSFJbHo7UFDBnUA==",
       "dev": true,
       "requires": {
-        "esrecurse": "4.2.1",
-        "estraverse": "4.2.0"
+        "esrecurse": "^4.1.0",
+        "estraverse": "^4.1.1"
       }
     },
     "eslint-utils": {
@@ -1810,9 +1841,9 @@
       "integrity": "sha512-I5BycZW6FCVIub93TeVY1s7vjhP9CY6cXCznIRfiig7nRviKZYdRnj/sHEWC6A7WE9RDWOFq9+7OsWSYz8qv2w==",
       "dev": true,
       "requires": {
-        "acorn": "6.0.4",
-        "acorn-jsx": "5.0.1",
-        "eslint-visitor-keys": "1.0.0"
+        "acorn": "^6.0.2",
+        "acorn-jsx": "^5.0.0",
+        "eslint-visitor-keys": "^1.0.0"
       }
     },
     "esprima": {
@@ -1827,7 +1858,7 @@
       "integrity": "sha512-SmiyZ5zIWH9VM+SRUReLS5Q8a7GxtRdxEBVZpm98rJM7Sb+A9DVCndXfkeFUd3byderg+EbDkfnevfCwynWaNA==",
       "dev": true,
       "requires": {
-        "estraverse": "4.2.0"
+        "estraverse": "^4.0.0"
       }
     },
     "esrecurse": {
@@ -1836,7 +1867,7 @@
       "integrity": "sha512-64RBB++fIOAXPw3P9cy89qfMlvZEXZkqqJkjqqXIvzP5ezRZjW+lPWjw35UX/3EhUPFYbg5ER4JYgDw4007/DQ==",
       "dev": true,
       "requires": {
-        "estraverse": "4.2.0"
+        "estraverse": "^4.1.0"
       }
     },
     "estraverse": {
@@ -1856,41 +1887,67 @@
       "resolved": "https://registry.npmjs.org/etag/-/etag-1.8.1.tgz",
       "integrity": "sha1-Qa4u62XvpiJorr/qg6x9eSmbCIc="
     },
+    "execa": {
+      "version": "0.7.0",
+      "resolved": "https://registry.npmjs.org/execa/-/execa-0.7.0.tgz",
+      "integrity": "sha1-lEvs00zEHuMqY6n68nrVpl/Fl3c=",
+      "requires": {
+        "cross-spawn": "^5.0.1",
+        "get-stream": "^3.0.0",
+        "is-stream": "^1.1.0",
+        "npm-run-path": "^2.0.0",
+        "p-finally": "^1.0.0",
+        "signal-exit": "^3.0.0",
+        "strip-eof": "^1.0.0"
+      },
+      "dependencies": {
+        "cross-spawn": {
+          "version": "5.1.0",
+          "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-5.1.0.tgz",
+          "integrity": "sha1-6L0O/uWPz/b4+UUQoKVUu/ojVEk=",
+          "requires": {
+            "lru-cache": "^4.0.1",
+            "shebang-command": "^1.2.0",
+            "which": "^1.2.9"
+          }
+        }
+      }
+    },
     "express": {
       "version": "4.16.4",
       "resolved": "https://registry.npmjs.org/express/-/express-4.16.4.tgz",
       "integrity": "sha512-j12Uuyb4FMrd/qQAm6uCHAkPtO8FDTRJZBDd5D2KOL2eLaz1yUNdUB/NOIyq0iU4q4cFarsUCrnFDPBcnksuOg==",
       "requires": {
-        "accepts": "1.3.5",
+        "accepts": "~1.3.5",
         "array-flatten": "1.1.1",
         "body-parser": "1.18.3",
         "content-disposition": "0.5.2",
-        "content-type": "1.0.4",
+        "content-type": "~1.0.4",
         "cookie": "0.3.1",
         "cookie-signature": "1.0.6",
         "debug": "2.6.9",
-        "depd": "1.1.2",
-        "encodeurl": "1.0.2",
-        "escape-html": "1.0.3",
-        "etag": "1.8.1",
+        "depd": "~1.1.2",
+        "encodeurl": "~1.0.2",
+        "escape-html": "~1.0.3",
+        "etag": "~1.8.1",
         "finalhandler": "1.1.1",
         "fresh": "0.5.2",
         "merge-descriptors": "1.0.1",
-        "methods": "1.1.2",
-        "on-finished": "2.3.0",
-        "parseurl": "1.3.2",
+        "methods": "~1.1.2",
+        "on-finished": "~2.3.0",
+        "parseurl": "~1.3.2",
         "path-to-regexp": "0.1.7",
-        "proxy-addr": "2.0.4",
+        "proxy-addr": "~2.0.4",
         "qs": "6.5.2",
-        "range-parser": "1.2.0",
+        "range-parser": "~1.2.0",
         "safe-buffer": "5.1.2",
         "send": "0.16.2",
         "serve-static": "1.13.2",
         "setprototypeof": "1.1.0",
-        "statuses": "1.4.0",
-        "type-is": "1.6.16",
+        "statuses": "~1.4.0",
+        "type-is": "~1.6.16",
         "utils-merge": "1.0.1",
-        "vary": "1.1.2"
+        "vary": "~1.1.2"
       }
     },
     "extend": {
@@ -1904,9 +1961,9 @@
       "integrity": "sha512-bn71H9+qWoOQKyZDo25mOMVpSmXROAsTJVVVYzrrtol3d4y+AsKjf4Iwl2Q+IuT0kFSQ1qo166UuIwqYq7mGnA==",
       "dev": true,
       "requires": {
-        "chardet": "0.7.0",
-        "iconv-lite": "0.4.24",
-        "tmp": "0.0.33"
+        "chardet": "^0.7.0",
+        "iconv-lite": "^0.4.24",
+        "tmp": "^0.0.33"
       },
       "dependencies": {
         "iconv-lite": {
@@ -1915,7 +1972,7 @@
           "integrity": "sha512-v3MXnZAcvnywkTUEZomIActle7RXXeedOR31wwl7VlyoXO4Qi9arvSenNQWne1TcRwhCL1HwLI21bEqdpj8/rA==",
           "dev": true,
           "requires": {
-            "safer-buffer": "2.1.2"
+            "safer-buffer": ">= 2.1.2 < 3"
           }
         }
       }
@@ -1931,6 +1988,14 @@
       "integrity": "sha1-HkW7vsxndLPBlfrSg1EJxtdIzD8=",
       "dev": true
     },
+    "fast-crc32c": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/fast-crc32c/-/fast-crc32c-1.0.4.tgz",
+      "integrity": "sha1-qLVm6aouI7a0EWzz2NB/X1ItVOM=",
+      "requires": {
+        "sse4_crc32": "^5.0.0"
+      }
+    },
     "fast-deep-equal": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz",
@@ -1952,7 +2017,7 @@
       "resolved": "https://registry.npmjs.org/faye-websocket/-/faye-websocket-0.11.1.tgz",
       "integrity": "sha1-8O/hjE9W5PQK/H4Gxxn9XuYYjzg=",
       "requires": {
-        "websocket-driver": "0.7.0"
+        "websocket-driver": ">=0.5.1"
       }
     },
     "figures": {
@@ -1961,7 +2026,7 @@
       "integrity": "sha1-OrGi0qYsi/tDGgyUy3l6L84nyWI=",
       "dev": true,
       "requires": {
-        "escape-string-regexp": "1.0.5"
+        "escape-string-regexp": "^1.0.5"
       }
     },
     "file-entry-cache": {
@@ -1970,8 +2035,8 @@
       "integrity": "sha1-w5KZDD5oR4PYOLjISkXYoEhFg2E=",
       "dev": true,
       "requires": {
-        "flat-cache": "1.3.4",
-        "object-assign": "4.1.1"
+        "flat-cache": "^1.2.1",
+        "object-assign": "^4.0.1"
       }
     },
     "finalhandler": {
@@ -1980,12 +2045,20 @@
       "integrity": "sha512-Y1GUDo39ez4aHAw7MysnUD5JzYX+WaIj8I57kO3aEPT1fFRL4sr7mjei97FgnwhAyyzRYmQZaTHb2+9uZ1dPtg==",
       "requires": {
         "debug": "2.6.9",
-        "encodeurl": "1.0.2",
-        "escape-html": "1.0.3",
-        "on-finished": "2.3.0",
-        "parseurl": "1.3.2",
-        "statuses": "1.4.0",
-        "unpipe": "1.0.0"
+        "encodeurl": "~1.0.2",
+        "escape-html": "~1.0.3",
+        "on-finished": "~2.3.0",
+        "parseurl": "~1.3.2",
+        "statuses": "~1.4.0",
+        "unpipe": "~1.0.0"
+      }
+    },
+    "find-up": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/find-up/-/find-up-2.1.0.tgz",
+      "integrity": "sha1-RdG35QbHF93UgndaK3eSCjwMV6c=",
+      "requires": {
+        "locate-path": "^2.0.0"
       }
     },
     "firebase": {
@@ -2008,12 +2081,12 @@
       "resolved": "https://registry.npmjs.org/firebase-admin/-/firebase-admin-6.4.0.tgz",
       "integrity": "sha512-sqRfD4UbDA9r1tX/TPbtpYhcajLr+APqlNps7HrFfrqYBfNXLkkZbnx6Bbbbii3XPJZ5Dcwfl9saxHahsLkpCw==",
       "requires": {
-        "@firebase/app": "0.3.5",
-        "@firebase/database": "0.3.7",
-        "@google-cloud/firestore": "0.19.0",
-        "@google-cloud/storage": "1.7.0",
-        "@types/google-cloud__storage": "1.7.2",
-        "@types/node": "8.10.38",
+        "@firebase/app": "^0.3.4",
+        "@firebase/database": "^0.3.6",
+        "@google-cloud/firestore": "^0.19.0",
+        "@google-cloud/storage": "^1.6.0",
+        "@types/google-cloud__storage": "^1.7.1",
+        "@types/node": "^8.0.53",
         "jsonwebtoken": "8.1.0",
         "node-forge": "0.7.4"
       }
@@ -2024,10 +2097,10 @@
       "integrity": "sha512-VwyB3Lkgacfik2vhqR4uv2rvebqmDvFu4jlN/C1RzWoJEo8I7z4Q404oiqYCkq41mni8EzQnm95emU9seckwtg==",
       "dev": true,
       "requires": {
-        "circular-json": "0.3.3",
-        "graceful-fs": "4.1.15",
-        "rimraf": "2.6.2",
-        "write": "0.2.1"
+        "circular-json": "^0.3.1",
+        "graceful-fs": "^4.1.2",
+        "rimraf": "~2.6.2",
+        "write": "^0.2.1"
       }
     },
     "follow-redirects": {
@@ -2035,7 +2108,7 @@
       "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.5.10.tgz",
       "integrity": "sha512-0V5l4Cizzvqt5D44aTXbFZz+FtyXV1vrDN6qrelxtfYQKW0KO0W2T/hkE8xvGa/540LkZlkaUjO4ailYTFtHVQ==",
       "requires": {
-        "debug": "3.1.0"
+        "debug": "=3.1.0"
       },
       "dependencies": {
         "debug": {
@@ -2058,9 +2131,9 @@
       "resolved": "https://registry.npmjs.org/form-data/-/form-data-2.3.3.tgz",
       "integrity": "sha512-1lLKB2Mu3aGP1Q/2eCOx0fNbRMe7XdwktwOruhfqqd0rIJWwN4Dh+E3hrPSlDCXnSR7UtZ1N38rVXm+6+MEhJQ==",
       "requires": {
-        "asynckit": "0.4.0",
-        "combined-stream": "1.0.7",
-        "mime-types": "2.1.21"
+        "asynckit": "^0.4.0",
+        "combined-stream": "^1.0.6",
+        "mime-types": "^2.1.12"
       }
     },
     "forwarded": {
@@ -2090,8 +2163,8 @@
       "integrity": "sha512-ffjC09amcDWjh3VZdkDngIo7WoluyC5Ag9PAYxZbmQLOLNI8lvPtoKTSCyU54j2gwy5roZh6sSMTfkY2ct7K3g==",
       "optional": true,
       "requires": {
-        "axios": "0.18.0",
-        "extend": "3.0.2",
+        "axios": "^0.18.0",
+        "extend": "^3.0.1",
         "retry-axios": "0.3.2"
       }
     },
@@ -2101,19 +2174,29 @@
       "integrity": "sha1-fymz7iPc7EFwNnwHEUGCScZgVF8=",
       "optional": true,
       "requires": {
-        "configstore": "3.1.2",
-        "google-auto-auth": "0.10.1",
-        "pumpify": "1.5.1",
-        "request": "2.88.0",
-        "stream-events": "1.0.5"
+        "configstore": "^3.1.2",
+        "google-auto-auth": "^0.10.0",
+        "pumpify": "^1.4.0",
+        "request": "^2.85.0",
+        "stream-events": "^1.0.3"
       }
     },
+    "get-caller-file": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/get-caller-file/-/get-caller-file-1.0.3.tgz",
+      "integrity": "sha512-3t6rVToeoZfYSGd8YoLFR2DJkiQrIiUrGcjvFX2mDw3bn6k2OtwHN0TNCLbBO+w8qTvimhDkv+LSscbJY1vE6w=="
+    },
+    "get-stream": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/get-stream/-/get-stream-3.0.0.tgz",
+      "integrity": "sha1-jpQ9E1jcN1VQVOy+LtsFqhdO3hQ="
+    },
     "getpass": {
       "version": "0.1.7",
       "resolved": "https://registry.npmjs.org/getpass/-/getpass-0.1.7.tgz",
       "integrity": "sha1-Xv+OPmhNVprkyysSgmBOi6YhSfo=",
       "requires": {
-        "assert-plus": "1.0.0"
+        "assert-plus": "^1.0.0"
       }
     },
     "glob": {
@@ -2122,12 +2205,12 @@
       "integrity": "sha512-vcfuiIxogLV4DlGBHIUOwI0IbrJ8HWPc4MU7HzviGeNho/UJDfi6B5p3sHeWIQ0KGIU0Jpxi5ZHxemQfLkkAwQ==",
       "dev": true,
       "requires": {
-        "fs.realpath": "1.0.0",
-        "inflight": "1.0.6",
-        "inherits": "2.0.3",
-        "minimatch": "3.0.4",
-        "once": "1.4.0",
-        "path-is-absolute": "1.0.1"
+        "fs.realpath": "^1.0.0",
+        "inflight": "^1.0.4",
+        "inherits": "2",
+        "minimatch": "^3.0.4",
+        "once": "^1.3.0",
+        "path-is-absolute": "^1.0.0"
       }
     },
     "globals": {
@@ -2142,14 +2225,14 @@
       "integrity": "sha512-CWLKZxqYw4SE+fE3GWbVT9r/10h75w8lB3cdmmLpLtCfccFDcsI84qI5rx7npemlrHtKJh3C2HUz4s6SihCeIQ==",
       "optional": true,
       "requires": {
-        "axios": "0.18.0",
-        "gcp-metadata": "0.7.0",
-        "gtoken": "2.3.0",
-        "https-proxy-agent": "2.2.1",
-        "jws": "3.1.5",
-        "lodash.isstring": "4.0.1",
-        "lru-cache": "4.1.5",
-        "semver": "5.6.0"
+        "axios": "^0.18.0",
+        "gcp-metadata": "^0.7.0",
+        "gtoken": "^2.3.0",
+        "https-proxy-agent": "^2.2.1",
+        "jws": "^3.1.5",
+        "lodash.isstring": "^4.0.1",
+        "lru-cache": "^4.1.3",
+        "semver": "^5.5.0"
       }
     },
     "google-auto-auth": {
@@ -2157,10 +2240,10 @@
       "resolved": "https://registry.npmjs.org/google-auto-auth/-/google-auto-auth-0.10.1.tgz",
       "integrity": "sha512-iIqSbY7Ypd32mnHGbYctp80vZzXoDlvI9gEfvtl3kmyy5HzOcrZCIGCBdSlIzRsg7nHpQiHE3Zl6Ycur6TSodQ==",
       "requires": {
-        "async": "2.6.1",
-        "gcp-metadata": "0.6.3",
-        "google-auth-library": "1.6.1",
-        "request": "2.88.0"
+        "async": "^2.3.0",
+        "gcp-metadata": "^0.6.1",
+        "google-auth-library": "^1.3.1",
+        "request": "^2.79.0"
       },
       "dependencies": {
         "gcp-metadata": {
@@ -2168,8 +2251,8 @@
           "resolved": "http://registry.npmjs.org/gcp-metadata/-/gcp-metadata-0.6.3.tgz",
           "integrity": "sha512-MSmczZctbz91AxCvqp9GHBoZOSbJKAICV7Ow/AIWSJZRrRchUd5NL1b2P4OfP+4m490BEUPhhARfpHdqCxuCvg==",
           "requires": {
-            "axios": "0.18.0",
-            "extend": "3.0.2",
+            "axios": "^0.18.0",
+            "extend": "^3.0.1",
             "retry-axios": "0.3.2"
           }
         },
@@ -2178,13 +2261,13 @@
           "resolved": "https://registry.npmjs.org/google-auth-library/-/google-auth-library-1.6.1.tgz",
           "integrity": "sha512-jYiWC8NA9n9OtQM7ANn0Tk464do9yhKEtaJ72pKcaBiEwn4LwcGYIYOfwtfsSm3aur/ed3tlSxbmg24IAT6gAg==",
           "requires": {
-            "axios": "0.18.0",
-            "gcp-metadata": "0.6.3",
-            "gtoken": "2.3.0",
-            "jws": "3.1.5",
-            "lodash.isstring": "4.0.1",
-            "lru-cache": "4.1.5",
-            "retry-axios": "0.3.2"
+            "axios": "^0.18.0",
+            "gcp-metadata": "^0.6.3",
+            "gtoken": "^2.3.0",
+            "jws": "^3.1.5",
+            "lodash.isstring": "^4.0.1",
+            "lru-cache": "^4.1.3",
+            "retry-axios": "^0.3.2"
           }
         }
       }
@@ -2195,18 +2278,18 @@
       "integrity": "sha512-QLvRQ00f5eLmkVm9c8JwqDSwQ6yEJXdtwCu+Xvk2EMpzzaTPZxgX+TtU1Ljg7AHJclpxChJpNYrCw10aB1IJlQ==",
       "optional": true,
       "requires": {
-        "@grpc/grpc-js": "0.3.2",
-        "@grpc/proto-loader": "0.3.0",
-        "duplexify": "3.6.1",
-        "google-auth-library": "2.0.1",
-        "google-proto-files": "0.18.0",
-        "grpc": "1.16.1",
-        "is-stream-ended": "0.1.4",
-        "lodash.at": "4.6.0",
-        "lodash.has": "4.5.2",
-        "protobufjs": "6.8.8",
-        "retry-request": "4.0.0",
-        "semver": "5.6.0",
+        "@grpc/grpc-js": "^0.3.0",
+        "@grpc/proto-loader": "^0.3.0",
+        "duplexify": "^3.6.0",
+        "google-auth-library": "^2.0.0",
+        "google-proto-files": "^0.18.0",
+        "grpc": "^1.16.0",
+        "is-stream-ended": "^0.1.4",
+        "lodash.at": "^4.6.0",
+        "lodash.has": "^4.5.2",
+        "protobufjs": "^6.8.8",
+        "retry-request": "^4.0.0",
+        "semver": "^5.5.1",
         "walkdir": "0.0.12"
       }
     },
@@ -2215,8 +2298,8 @@
       "resolved": "https://registry.npmjs.org/google-p12-pem/-/google-p12-pem-1.0.3.tgz",
       "integrity": "sha512-KGnAiMMWaJp4j4tYVvAjfP3wCKZRLv9M1Nir2wRRNWUYO7j1aX8O9Qgz+a8/EQ5rAvuo4SIu79n6SIdkNl7Msg==",
       "requires": {
-        "node-forge": "0.7.6",
-        "pify": "4.0.1"
+        "node-forge": "^0.7.5",
+        "pify": "^4.0.0"
       },
       "dependencies": {
         "node-forge": {
@@ -2237,7 +2320,7 @@
       "integrity": "sha512-blJ5rA3TWEiZIw7Qm0GHNERDdZeezDj46wE4O5uGnOWpZI/STQjeI6rPbqiwjmxzG+b592Hrp2+GKYfbmKR+Lg==",
       "optional": true,
       "requires": {
-        "protobufjs": "6.8.8",
+        "protobufjs": "^6.8.0",
         "walkdir": "0.0.12"
       }
     },
@@ -2251,10 +2334,10 @@
       "resolved": "https://registry.npmjs.org/grpc/-/grpc-1.16.1.tgz",
       "integrity": "sha512-7uHN1Nd3UqfvwgQ6f5U3+EZb/0iuHJ9mbPH+ydaTkszJsUi3nwdz6DuSh0eJwYVXXn6Gojv2khiQAadMongGKg==",
       "requires": {
-        "lodash": "4.17.11",
-        "nan": "2.11.1",
-        "node-pre-gyp": "0.12.0",
-        "protobufjs": "5.0.3"
+        "lodash": "^4.17.5",
+        "nan": "^2.0.0",
+        "node-pre-gyp": "^0.12.0",
+        "protobufjs": "^5.0.3"
       },
       "dependencies": {
         "abbrev": {
@@ -2273,8 +2356,8 @@
           "version": "1.1.5",
           "bundled": true,
           "requires": {
-            "delegates": "1.0.0",
-            "readable-stream": "2.3.6"
+            "delegates": "^1.0.0",
+            "readable-stream": "^2.0.6"
           }
         },
         "balanced-match": {
@@ -2285,7 +2368,7 @@
           "version": "1.1.11",
           "bundled": true,
           "requires": {
-            "balanced-match": "1.0.0",
+            "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
           }
         },
@@ -2332,7 +2415,7 @@
           "version": "1.2.5",
           "bundled": true,
           "requires": {
-            "minipass": "2.3.5"
+            "minipass": "^2.2.1"
           }
         },
         "fs.realpath": {
@@ -2343,26 +2426,26 @@
           "version": "2.7.4",
           "bundled": true,
           "requires": {
-            "aproba": "1.2.0",
-            "console-control-strings": "1.1.0",
-            "has-unicode": "2.0.1",
-            "object-assign": "4.1.1",
-            "signal-exit": "3.0.2",
-            "string-width": "1.0.2",
-            "strip-ansi": "3.0.1",
-            "wide-align": "1.1.3"
+            "aproba": "^1.0.3",
+            "console-control-strings": "^1.0.0",
+            "has-unicode": "^2.0.0",
+            "object-assign": "^4.1.0",
+            "signal-exit": "^3.0.0",
+            "string-width": "^1.0.1",
+            "strip-ansi": "^3.0.1",
+            "wide-align": "^1.1.0"
           }
         },
         "glob": {
           "version": "7.1.3",
           "bundled": true,
           "requires": {
-            "fs.realpath": "1.0.0",
-            "inflight": "1.0.6",
-            "inherits": "2.0.3",
-            "minimatch": "3.0.4",
-            "once": "1.4.0",
-            "path-is-absolute": "1.0.1"
+            "fs.realpath": "^1.0.0",
+            "inflight": "^1.0.4",
+            "inherits": "2",
+            "minimatch": "^3.0.4",
+            "once": "^1.3.0",
+            "path-is-absolute": "^1.0.0"
           }
         },
         "has-unicode": {
@@ -2373,22 +2456,22 @@
           "version": "0.4.24",
           "bundled": true,
           "requires": {
-            "safer-buffer": "2.1.2"
+            "safer-buffer": ">= 2.1.2 < 3"
           }
         },
         "ignore-walk": {
           "version": "3.0.1",
           "bundled": true,
           "requires": {
-            "minimatch": "3.0.4"
+            "minimatch": "^3.0.4"
           }
         },
         "inflight": {
           "version": "1.0.6",
           "bundled": true,
           "requires": {
-            "once": "1.4.0",
-            "wrappy": "1.0.2"
+            "once": "^1.3.0",
+            "wrappy": "1"
           }
         },
         "inherits": {
@@ -2403,7 +2486,7 @@
           "version": "1.0.0",
           "bundled": true,
           "requires": {
-            "number-is-nan": "1.0.1"
+            "number-is-nan": "^1.0.0"
           }
         },
         "isarray": {
@@ -2414,7 +2497,7 @@
           "version": "3.0.4",
           "bundled": true,
           "requires": {
-            "brace-expansion": "1.1.11"
+            "brace-expansion": "^1.1.7"
           }
         },
         "minimist": {
@@ -2425,15 +2508,15 @@
           "version": "2.3.5",
           "bundled": true,
           "requires": {
-            "safe-buffer": "5.1.2",
-            "yallist": "3.0.2"
+            "safe-buffer": "^5.1.2",
+            "yallist": "^3.0.0"
           }
         },
         "minizlib": {
           "version": "1.1.1",
           "bundled": true,
           "requires": {
-            "minipass": "2.3.5"
+            "minipass": "^2.2.1"
           }
         },
         "mkdirp": {
@@ -2457,33 +2540,33 @@
           "version": "2.2.4",
           "bundled": true,
           "requires": {
-            "debug": "2.6.9",
-            "iconv-lite": "0.4.24",
-            "sax": "1.2.4"
+            "debug": "^2.1.2",
+            "iconv-lite": "^0.4.4",
+            "sax": "^1.2.4"
           }
         },
         "node-pre-gyp": {
           "version": "0.12.0",
           "bundled": true,
           "requires": {
-            "detect-libc": "1.0.3",
-            "mkdirp": "0.5.1",
-            "needle": "2.2.4",
-            "nopt": "4.0.1",
-            "npm-packlist": "1.1.12",
-            "npmlog": "4.1.2",
-            "rc": "1.2.8",
-            "rimraf": "2.6.2",
-            "semver": "5.6.0",
-            "tar": "4.4.8"
+            "detect-libc": "^1.0.2",
+            "mkdirp": "^0.5.1",
+            "needle": "^2.2.1",
+            "nopt": "^4.0.1",
+            "npm-packlist": "^1.1.6",
+            "npmlog": "^4.0.2",
+            "rc": "^1.2.7",
+            "rimraf": "^2.6.1",
+            "semver": "^5.3.0",
+            "tar": "^4"
           }
         },
         "nopt": {
           "version": "4.0.1",
           "bundled": true,
           "requires": {
-            "abbrev": "1.1.1",
-            "osenv": "0.1.5"
+            "abbrev": "1",
+            "osenv": "^0.1.4"
           }
         },
         "npm-bundled": {
@@ -2494,18 +2577,18 @@
           "version": "1.1.12",
           "bundled": true,
           "requires": {
-            "ignore-walk": "3.0.1",
-            "npm-bundled": "1.0.5"
+            "ignore-walk": "^3.0.1",
+            "npm-bundled": "^1.0.1"
           }
         },
         "npmlog": {
           "version": "4.1.2",
           "bundled": true,
           "requires": {
-            "are-we-there-yet": "1.1.5",
-            "console-control-strings": "1.1.0",
-            "gauge": "2.7.4",
-            "set-blocking": "2.0.0"
+            "are-we-there-yet": "~1.1.2",
+            "console-control-strings": "~1.1.0",
+            "gauge": "~2.7.3",
+            "set-blocking": "~2.0.0"
           }
         },
         "number-is-nan": {
@@ -2520,7 +2603,7 @@
           "version": "1.4.0",
           "bundled": true,
           "requires": {
-            "wrappy": "1.0.2"
+            "wrappy": "1"
           }
         },
         "os-homedir": {
@@ -2535,8 +2618,8 @@
           "version": "0.1.5",
           "bundled": true,
           "requires": {
-            "os-homedir": "1.0.2",
-            "os-tmpdir": "1.0.2"
+            "os-homedir": "^1.0.0",
+            "os-tmpdir": "^1.0.0"
           }
         },
         "path-is-absolute": {
@@ -2552,40 +2635,40 @@
           "resolved": "https://registry.npmjs.org/protobufjs/-/protobufjs-5.0.3.tgz",
           "integrity": "sha512-55Kcx1MhPZX0zTbVosMQEO5R6/rikNXd9b6RQK4KSPcrSIIwoXTtebIczUrXlwaSrbz4x8XUVThGPob1n8I4QA==",
           "requires": {
-            "ascli": "1.0.1",
-            "bytebuffer": "5.0.1",
-            "glob": "7.1.3",
-            "yargs": "3.32.0"
+            "ascli": "~1",
+            "bytebuffer": "~5",
+            "glob": "^7.0.5",
+            "yargs": "^3.10.0"
           }
         },
         "rc": {
           "version": "1.2.8",
           "bundled": true,
           "requires": {
-            "deep-extend": "0.6.0",
-            "ini": "1.3.5",
-            "minimist": "1.2.0",
-            "strip-json-comments": "2.0.1"
+            "deep-extend": "^0.6.0",
+            "ini": "~1.3.0",
+            "minimist": "^1.2.0",
+            "strip-json-comments": "~2.0.1"
           }
         },
         "readable-stream": {
           "version": "2.3.6",
           "bundled": true,
           "requires": {
-            "core-util-is": "1.0.2",
-            "inherits": "2.0.3",
-            "isarray": "1.0.0",
-            "process-nextick-args": "2.0.0",
-            "safe-buffer": "5.1.2",
-            "string_decoder": "1.1.1",
-            "util-deprecate": "1.0.2"
+            "core-util-is": "~1.0.0",
+            "inherits": "~2.0.3",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~2.0.0",
+            "safe-buffer": "~5.1.1",
+            "string_decoder": "~1.1.1",
+            "util-deprecate": "~1.0.1"
           }
         },
         "rimraf": {
           "version": "2.6.2",
           "bundled": true,
           "requires": {
-            "glob": "7.1.3"
+            "glob": "^7.0.5"
           }
         },
         "safe-buffer": {
@@ -2616,23 +2699,23 @@
           "version": "1.0.2",
           "bundled": true,
           "requires": {
-            "code-point-at": "1.1.0",
-            "is-fullwidth-code-point": "1.0.0",
-            "strip-ansi": "3.0.1"
+            "code-point-at": "^1.0.0",
+            "is-fullwidth-code-point": "^1.0.0",
+            "strip-ansi": "^3.0.0"
           }
         },
         "string_decoder": {
           "version": "1.1.1",
           "bundled": true,
           "requires": {
-            "safe-buffer": "5.1.2"
+            "safe-buffer": "~5.1.0"
           }
         },
         "strip-ansi": {
           "version": "3.0.1",
           "bundled": true,
           "requires": {
-            "ansi-regex": "2.1.1"
+            "ansi-regex": "^2.0.0"
           }
         },
         "strip-json-comments": {
@@ -2643,13 +2726,13 @@
           "version": "4.4.8",
           "bundled": true,
           "requires": {
-            "chownr": "1.1.1",
-            "fs-minipass": "1.2.5",
-            "minipass": "2.3.5",
-            "minizlib": "1.1.1",
-            "mkdirp": "0.5.1",
-            "safe-buffer": "5.1.2",
-            "yallist": "3.0.2"
+            "chownr": "^1.1.1",
+            "fs-minipass": "^1.2.5",
+            "minipass": "^2.3.4",
+            "minizlib": "^1.1.1",
+            "mkdirp": "^0.5.0",
+            "safe-buffer": "^5.1.2",
+            "yallist": "^3.0.2"
           }
         },
         "util-deprecate": {
@@ -2660,7 +2743,7 @@
           "version": "1.1.3",
           "bundled": true,
           "requires": {
-            "string-width": "1.0.2"
+            "string-width": "^1.0.2 || 2"
           }
         },
         "wrappy": {
@@ -2678,11 +2761,11 @@
       "resolved": "http://registry.npmjs.org/gtoken/-/gtoken-2.3.0.tgz",
       "integrity": "sha512-Jc9/8mV630cZE9FC5tIlJCZNdUjwunvlwOtCz6IDlaiB4Sz68ki29a1+q97sWTnTYroiuF9B135rod9zrQdHLw==",
       "requires": {
-        "axios": "0.18.0",
-        "google-p12-pem": "1.0.3",
-        "jws": "3.1.5",
-        "mime": "2.4.0",
-        "pify": "3.0.0"
+        "axios": "^0.18.0",
+        "google-p12-pem": "^1.0.0",
+        "jws": "^3.1.4",
+        "mime": "^2.2.0",
+        "pify": "^3.0.0"
       },
       "dependencies": {
         "mime": {
@@ -2702,8 +2785,8 @@
       "resolved": "https://registry.npmjs.org/har-validator/-/har-validator-5.1.3.tgz",
       "integrity": "sha512-sNvOCzEQNr/qrvJgc3UG/kD4QtlHycrzwS+6mfTrrSq97BvaYcPZZI1ZSqGSPR73Cxn4LKTD4PttRwfU7jWq5g==",
       "requires": {
-        "ajv": "6.6.1",
-        "har-schema": "2.0.0"
+        "ajv": "^6.5.5",
+        "har-schema": "^2.0.0"
       }
     },
     "has-flag": {
@@ -2718,7 +2801,7 @@
       "integrity": "sha1-7Mm5l7IYvluzEphii7gHhptz3NE=",
       "optional": true,
       "requires": {
-        "through2": "2.0.5"
+        "through2": "^2.0.0"
       },
       "dependencies": {
         "isarray": {
@@ -2733,13 +2816,13 @@
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
           "optional": true,
           "requires": {
-            "core-util-is": "1.0.2",
-            "inherits": "2.0.3",
-            "isarray": "1.0.0",
-            "process-nextick-args": "2.0.0",
-            "safe-buffer": "5.1.2",
-            "string_decoder": "1.1.1",
-            "util-deprecate": "1.0.2"
+            "core-util-is": "~1.0.0",
+            "inherits": "~2.0.3",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~2.0.0",
+            "safe-buffer": "~5.1.1",
+            "string_decoder": "~1.1.1",
+            "util-deprecate": "~1.0.1"
           }
         },
         "string_decoder": {
@@ -2748,7 +2831,7 @@
           "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
           "optional": true,
           "requires": {
-            "safe-buffer": "5.1.2"
+            "safe-buffer": "~5.1.0"
           }
         },
         "through2": {
@@ -2757,21 +2840,26 @@
           "integrity": "sha512-/mrRod8xqpA+IHSLyGCQ2s8SPHiCDEeQJSep1jqLYeEUClOFG2Qsh+4FU6G9VeqpZnGW/Su8LQGc4YKni5rYSQ==",
           "optional": true,
           "requires": {
-            "readable-stream": "2.3.6",
-            "xtend": "4.0.1"
+            "readable-stream": "~2.3.6",
+            "xtend": "~4.0.1"
           }
         }
       }
     },
+    "hosted-git-info": {
+      "version": "2.7.1",
+      "resolved": "https://registry.npmjs.org/hosted-git-info/-/hosted-git-info-2.7.1.tgz",
+      "integrity": "sha512-7T/BxH19zbcCTa8XkMlbK5lTo1WtgkFi3GvdWEyNuc4Vex7/9Dqbnpsf4JMydcfj9HCg4zUWFTL3Za6lapg5/w=="
+    },
     "http-errors": {
       "version": "1.6.3",
       "resolved": "http://registry.npmjs.org/http-errors/-/http-errors-1.6.3.tgz",
       "integrity": "sha1-i1VoC7S+KDoLW/TqLjhYC+HZMg0=",
       "requires": {
-        "depd": "1.1.2",
+        "depd": "~1.1.2",
         "inherits": "2.0.3",
         "setprototypeof": "1.1.0",
-        "statuses": "1.4.0"
+        "statuses": ">= 1.4.0 < 2"
       }
     },
     "http-parser-js": {
@@ -2784,9 +2872,9 @@
       "resolved": "https://registry.npmjs.org/http-signature/-/http-signature-1.2.0.tgz",
       "integrity": "sha1-muzZJRFHcvPZW2WmCruPfBj7rOE=",
       "requires": {
-        "assert-plus": "1.0.0",
-        "jsprim": "1.4.1",
-        "sshpk": "1.15.2"
+        "assert-plus": "^1.0.0",
+        "jsprim": "^1.2.2",
+        "sshpk": "^1.7.0"
       }
     },
     "https-proxy-agent": {
@@ -2795,8 +2883,8 @@
       "integrity": "sha512-HPCTS1LW51bcyMYbxUIOO4HEOlQ1/1qRaFWcyxvwaqUS9TY88aoEuHUY33kuAh1YhVVaDQhLZsnPd+XNARWZlQ==",
       "optional": true,
       "requires": {
-        "agent-base": "4.2.1",
-        "debug": "3.2.6"
+        "agent-base": "^4.1.0",
+        "debug": "^3.1.0"
       },
       "dependencies": {
         "debug": {
@@ -2805,7 +2893,7 @@
           "integrity": "sha512-mel+jf7nrtEl5Pn1Qx46zARXKDpBbvzezse7p7LqINmdoIk8PYP5SySaxEmYv6TZ0JyEKA1hsCId6DIhgITtWQ==",
           "optional": true,
           "requires": {
-            "ms": "2.1.1"
+            "ms": "^2.1.1"
           }
         },
         "ms": {
@@ -2821,7 +2909,7 @@
       "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.23.tgz",
       "integrity": "sha512-neyTUVFtahjf0mB3dZT77u+8O0QB89jFdnBkd5P1JgYPbPaia3gXXOVL2fq8VyU2gMMD7SaN7QukTB/pmXYvDA==",
       "requires": {
-        "safer-buffer": "2.1.2"
+        "safer-buffer": ">= 2.1.2 < 3"
       }
     },
     "ignore": {
@@ -2841,8 +2929,8 @@
       "integrity": "sha1-Sb1jMdfQLQwJvJEKEHW6gWW1bfk=",
       "dev": true,
       "requires": {
-        "once": "1.4.0",
-        "wrappy": "1.0.2"
+        "once": "^1.3.0",
+        "wrappy": "1"
       }
     },
     "inherits": {
@@ -2856,19 +2944,19 @@
       "integrity": "sha512-088kl3DRT2dLU5riVMKKr1DlImd6X7smDhpXUCkJDCKvTEJeRiXh0G132HG9u5a+6Ylw9plFRY7RuTnwohYSpg==",
       "dev": true,
       "requires": {
-        "ansi-escapes": "3.1.0",
-        "chalk": "2.4.1",
-        "cli-cursor": "2.1.0",
-        "cli-width": "2.2.0",
-        "external-editor": "3.0.3",
-        "figures": "2.0.0",
-        "lodash": "4.17.11",
+        "ansi-escapes": "^3.0.0",
+        "chalk": "^2.0.0",
+        "cli-cursor": "^2.1.0",
+        "cli-width": "^2.0.0",
+        "external-editor": "^3.0.0",
+        "figures": "^2.0.0",
+        "lodash": "^4.17.10",
         "mute-stream": "0.0.7",
-        "run-async": "2.3.0",
-        "rxjs": "6.3.3",
-        "string-width": "2.1.1",
-        "strip-ansi": "5.0.0",
-        "through": "2.3.8"
+        "run-async": "^2.2.0",
+        "rxjs": "^6.1.0",
+        "string-width": "^2.1.0",
+        "strip-ansi": "^5.0.0",
+        "through": "^2.3.6"
       },
       "dependencies": {
         "ansi-regex": {
@@ -2883,7 +2971,7 @@
           "integrity": "sha512-Uu7gQyZI7J7gn5qLn1Np3G9vcYGTVqB+lFTytnDJv83dd8T22aGH451P3jueT2/QemInJDfxHB5Tde5OzgG1Ow==",
           "dev": true,
           "requires": {
-            "ansi-regex": "4.0.0"
+            "ansi-regex": "^4.0.0"
           }
         }
       }
@@ -2903,16 +2991,28 @@
       "resolved": "https://registry.npmjs.org/is/-/is-3.3.0.tgz",
       "integrity": "sha512-nW24QBoPcFGGHJGUwnfpI7Yc5CdqWNdsyHQszVE/z2pKHXzh7FZ5GWhJqSyaQ9wMkQnsTx+kAI8bHlCX4tKdbg=="
     },
+    "is-arrayish": {
+      "version": "0.2.1",
+      "resolved": "https://registry.npmjs.org/is-arrayish/-/is-arrayish-0.2.1.tgz",
+      "integrity": "sha1-d8mYQFJ6qOyxqLppe4BkWnqSap0="
+    },
     "is-buffer": {
       "version": "1.1.6",
       "resolved": "https://registry.npmjs.org/is-buffer/-/is-buffer-1.1.6.tgz",
       "integrity": "sha512-NcdALwpXkTm5Zvvbk7owOUSvVvBKDgKP5/ewfXEznmQFfs4ZRmanOeKBTjRVjka3QFoN6XJ+9F3USqfHqTaU5w=="
     },
+    "is-builtin-module": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/is-builtin-module/-/is-builtin-module-1.0.0.tgz",
+      "integrity": "sha1-VAVy0096wxGfj3bDDLwbHgN6/74=",
+      "requires": {
+        "builtin-modules": "^1.0.0"
+      }
+    },
     "is-fullwidth-code-point": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz",
-      "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8=",
-      "dev": true
+      "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8="
     },
     "is-obj": {
       "version": "1.0.1",
@@ -2957,16 +3057,15 @@
     "isexe": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz",
-      "integrity": "sha1-6PvzdNxVb/iUehDcsFctYz8s+hA=",
-      "dev": true
+      "integrity": "sha1-6PvzdNxVb/iUehDcsFctYz8s+hA="
     },
     "isomorphic-fetch": {
       "version": "2.2.1",
       "resolved": "https://registry.npmjs.org/isomorphic-fetch/-/isomorphic-fetch-2.2.1.tgz",
       "integrity": "sha1-YRrhrPFPXoH3KVB0coGf6XM1WKk=",
       "requires": {
-        "node-fetch": "1.7.3",
-        "whatwg-fetch": "3.0.0"
+        "node-fetch": "^1.0.1",
+        "whatwg-fetch": ">=0.10.0"
       }
     },
     "isstream": {
@@ -2986,8 +3085,8 @@
       "integrity": "sha512-PIt2cnwmPfL4hKNwqeiuz4bKfnzHTBv6HyVgjahA6mPLwPDzjDWrplJBMjHUFxku/N3FlmrbyPclad+I+4mJ3A==",
       "dev": true,
       "requires": {
-        "argparse": "1.0.10",
-        "esprima": "4.0.1"
+        "argparse": "^1.0.7",
+        "esprima": "^4.0.0"
       }
     },
     "jsbn": {
@@ -3021,16 +3120,16 @@
       "resolved": "https://registry.npmjs.org/jsonwebtoken/-/jsonwebtoken-8.1.0.tgz",
       "integrity": "sha1-xjl80uX9WD1lwAeoPce7eOaYK4M=",
       "requires": {
-        "jws": "3.1.5",
-        "lodash.includes": "4.3.0",
-        "lodash.isboolean": "3.0.3",
-        "lodash.isinteger": "4.0.4",
-        "lodash.isnumber": "3.0.3",
-        "lodash.isplainobject": "4.0.6",
-        "lodash.isstring": "4.0.1",
-        "lodash.once": "4.1.1",
-        "ms": "2.0.0",
-        "xtend": "4.0.1"
+        "jws": "^3.1.4",
+        "lodash.includes": "^4.3.0",
+        "lodash.isboolean": "^3.0.3",
+        "lodash.isinteger": "^4.0.4",
+        "lodash.isnumber": "^3.0.3",
+        "lodash.isplainobject": "^4.0.6",
+        "lodash.isstring": "^4.0.1",
+        "lodash.once": "^4.0.0",
+        "ms": "^2.0.0",
+        "xtend": "^4.0.1"
       }
     },
     "jsprim": {
@@ -3051,7 +3150,7 @@
       "requires": {
         "buffer-equal-constant-time": "1.0.1",
         "ecdsa-sig-formatter": "1.0.10",
-        "safe-buffer": "5.1.2"
+        "safe-buffer": "^5.0.1"
       }
     },
     "jws": {
@@ -3059,8 +3158,8 @@
       "resolved": "https://registry.npmjs.org/jws/-/jws-3.1.5.tgz",
       "integrity": "sha512-GsCSexFADNQUr8T5HPJvayTjvPIfoyJPtLQBwn5a4WZQchcrPMPMAWcC1AzJVRDKyD6ZPROPAxgv6rfHViO4uQ==",
       "requires": {
-        "jwa": "1.1.6",
-        "safe-buffer": "5.1.2"
+        "jwa": "^1.1.5",
+        "safe-buffer": "^5.0.1"
       }
     },
     "lcid": {
@@ -3068,7 +3167,7 @@
       "resolved": "https://registry.npmjs.org/lcid/-/lcid-1.0.0.tgz",
       "integrity": "sha1-MIrMr6C8SDo4Z7S28rlQYlHRuDU=",
       "requires": {
-        "invert-kv": "1.0.0"
+        "invert-kv": "^1.0.0"
       }
     },
     "levn": {
@@ -3077,8 +3176,35 @@
       "integrity": "sha1-OwmSTt+fCDwEkP3UwLxEIeBHZO4=",
       "dev": true,
       "requires": {
-        "prelude-ls": "1.1.2",
-        "type-check": "0.3.2"
+        "prelude-ls": "~1.1.2",
+        "type-check": "~0.3.2"
+      }
+    },
+    "load-json-file": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/load-json-file/-/load-json-file-2.0.0.tgz",
+      "integrity": "sha1-eUfkIUmvgNaWy/eXvKq8/h/inKg=",
+      "requires": {
+        "graceful-fs": "^4.1.2",
+        "parse-json": "^2.2.0",
+        "pify": "^2.0.0",
+        "strip-bom": "^3.0.0"
+      },
+      "dependencies": {
+        "pify": {
+          "version": "2.3.0",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+          "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw="
+        }
+      }
+    },
+    "locate-path": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-2.0.0.tgz",
+      "integrity": "sha1-K1aLJl7slExtnA3pw9u7ygNUzY4=",
+      "requires": {
+        "p-locate": "^2.0.0",
+        "path-exists": "^3.0.0"
       }
     },
     "lodash": {
@@ -3160,8 +3286,8 @@
       "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-4.1.5.tgz",
       "integrity": "sha512-sWZlbEP2OsHNkXrMl5GYk/jKk70MBng6UU4YI/qGDYbgf6YbP4EvmqISbXCoJiRKs+1bSpFHVgQxvJ17F2li5g==",
       "requires": {
-        "pseudomap": "1.0.2",
-        "yallist": "2.1.2"
+        "pseudomap": "^1.0.2",
+        "yallist": "^2.1.2"
       }
     },
     "make-dir": {
@@ -3170,7 +3296,7 @@
       "integrity": "sha512-2w31R7SJtieJJnQtGc7RVL2StM2vGYVfqUOvUDxH6bC6aJTxPxTF0GnIgCyu7tjockiUWAYQRbxa7vKn34s5sQ==",
       "optional": true,
       "requires": {
-        "pify": "3.0.0"
+        "pify": "^3.0.0"
       }
     },
     "media-typer": {
@@ -3178,6 +3304,14 @@
       "resolved": "http://registry.npmjs.org/media-typer/-/media-typer-0.3.0.tgz",
       "integrity": "sha1-hxDXrwqmJvj/+hzgAWhUUmMlV0g="
     },
+    "mem": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/mem/-/mem-1.1.0.tgz",
+      "integrity": "sha1-Xt1StIXKHZAP5kiVUFOZoN+kX3Y=",
+      "requires": {
+        "mimic-fn": "^1.0.0"
+      }
+    },
     "merge-descriptors": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/merge-descriptors/-/merge-descriptors-1.0.1.tgz",
@@ -3209,14 +3343,13 @@
       "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.21.tgz",
       "integrity": "sha512-3iL6DbwpyLzjR3xHSFNFeb9Nz/M8WDkX33t1GFQnFOllWk8pOrh/LSrB5OXlnlW5P9LH73X6loW/eogc+F5lJg==",
       "requires": {
-        "mime-db": "1.37.0"
+        "mime-db": "~1.37.0"
       }
     },
     "mimic-fn": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/mimic-fn/-/mimic-fn-1.2.0.tgz",
-      "integrity": "sha512-jf84uxzwiuiIVKiOLpfYk7N46TSy8ubTonmneY9vrpHNAnp0QBt2BxWV9dO3/j+BoVAb+a5G6YDPW3M5HOdMWQ==",
-      "dev": true
+      "integrity": "sha512-jf84uxzwiuiIVKiOLpfYk7N46TSy8ubTonmneY9vrpHNAnp0QBt2BxWV9dO3/j+BoVAb+a5G6YDPW3M5HOdMWQ=="
     },
     "minimatch": {
       "version": "3.0.4",
@@ -3224,7 +3357,7 @@
       "integrity": "sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==",
       "dev": true,
       "requires": {
-        "brace-expansion": "1.1.11"
+        "brace-expansion": "^1.1.7"
       }
     },
     "minimist": {
@@ -3291,8 +3424,8 @@
       "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-1.7.3.tgz",
       "integrity": "sha512-NhZ4CsKx7cYm2vSrBAr2PvFOe6sWDf0UYLRqA6svUYg7+/TSfVAu49jYC4BvQ4Sms9SZgdqGBgroqfDhJdTyKQ==",
       "requires": {
-        "encoding": "0.1.12",
-        "is-stream": "1.1.0"
+        "encoding": "^0.1.11",
+        "is-stream": "^1.0.1"
       }
     },
     "node-forge": {
@@ -3300,6 +3433,25 @@
       "resolved": "https://registry.npmjs.org/node-forge/-/node-forge-0.7.4.tgz",
       "integrity": "sha512-8Df0906+tq/omxuCZD6PqhPaQDYuyJ1d+VITgxoIA8zvQd1ru+nMJcDChHH324MWitIgbVkAkQoGEEVJNpn/PA=="
     },
+    "normalize-package-data": {
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/normalize-package-data/-/normalize-package-data-2.4.0.tgz",
+      "integrity": "sha512-9jjUFbTPfEy3R/ad/2oNbKtW9Hgovl5O1FvFWKkKblNXoN/Oou6+9+KKohPK13Yc3/TyunyWhJp6gvRNR/PPAw==",
+      "requires": {
+        "hosted-git-info": "^2.1.4",
+        "is-builtin-module": "^1.0.0",
+        "semver": "2 || 3 || 4 || 5",
+        "validate-npm-package-license": "^3.0.1"
+      }
+    },
+    "npm-run-path": {
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/npm-run-path/-/npm-run-path-2.0.2.tgz",
+      "integrity": "sha1-NakjLfo11wZ7TLLd8jV7GHFTbF8=",
+      "requires": {
+        "path-key": "^2.0.0"
+      }
+    },
     "number-is-nan": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/number-is-nan/-/number-is-nan-1.0.1.tgz",
@@ -3334,7 +3486,7 @@
       "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
       "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=",
       "requires": {
-        "wrappy": "1.0.2"
+        "wrappy": "1"
       }
     },
     "onetime": {
@@ -3343,7 +3495,7 @@
       "integrity": "sha1-BnQoIw/WdEOyeUsiu6UotoZ5YtQ=",
       "dev": true,
       "requires": {
-        "mimic-fn": "1.2.0"
+        "mimic-fn": "^1.0.0"
       }
     },
     "optionator": {
@@ -3352,12 +3504,12 @@
       "integrity": "sha1-NkxeQJ0/TWMB1sC0wFu6UBgK62Q=",
       "dev": true,
       "requires": {
-        "deep-is": "0.1.3",
-        "fast-levenshtein": "2.0.6",
-        "levn": "0.3.0",
-        "prelude-ls": "1.1.2",
-        "type-check": "0.3.2",
-        "wordwrap": "1.0.0"
+        "deep-is": "~0.1.3",
+        "fast-levenshtein": "~2.0.4",
+        "levn": "~0.3.0",
+        "prelude-ls": "~1.1.2",
+        "type-check": "~0.3.2",
+        "wordwrap": "~1.0.0"
       }
     },
     "optjs": {
@@ -3370,7 +3522,7 @@
       "resolved": "http://registry.npmjs.org/os-locale/-/os-locale-1.4.0.tgz",
       "integrity": "sha1-IPnxeuKe00XoveWDsT0gCYA8FNk=",
       "requires": {
-        "lcid": "1.0.0"
+        "lcid": "^1.0.0"
       }
     },
     "os-tmpdir": {
@@ -3379,11 +3531,50 @@
       "integrity": "sha1-u+Z0BseaqFxc/sdm/lc0VV36EnQ=",
       "dev": true
     },
+    "p-finally": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/p-finally/-/p-finally-1.0.0.tgz",
+      "integrity": "sha1-P7z7FbiZpEEjs0ttzBi3JDNqLK4="
+    },
+    "p-limit": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-1.3.0.tgz",
+      "integrity": "sha512-vvcXsLAJ9Dr5rQOPk7toZQZJApBl2K4J6dANSsEuh6QI41JYcsS/qhTGa9ErIUUgK3WNQoJYvylxvjqmiqEA9Q==",
+      "requires": {
+        "p-try": "^1.0.0"
+      }
+    },
+    "p-locate": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/p-locate/-/p-locate-2.0.0.tgz",
+      "integrity": "sha1-IKAQOyIqcMj9OcwuWAaA893l7EM=",
+      "requires": {
+        "p-limit": "^1.1.0"
+      }
+    },
+    "p-try": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/p-try/-/p-try-1.0.0.tgz",
+      "integrity": "sha1-y8ec26+P1CKOE/Yh8rGiN8GyB7M="
+    },
+    "parse-json": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/parse-json/-/parse-json-2.2.0.tgz",
+      "integrity": "sha1-9ID0BDTvgHQfhGkJn43qGPVaTck=",
+      "requires": {
+        "error-ex": "^1.2.0"
+      }
+    },
     "parseurl": {
       "version": "1.3.2",
       "resolved": "https://registry.npmjs.org/parseurl/-/parseurl-1.3.2.tgz",
       "integrity": "sha1-/CidTtiZMRlGDBViUyYs3I3mW/M="
     },
+    "path-exists": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-3.0.0.tgz",
+      "integrity": "sha1-zg6+ql94yxiSXqfYENe1mwEP1RU="
+    },
     "path-is-absolute": {
       "version": "1.0.1",
       "resolved": "http://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
@@ -3399,14 +3590,28 @@
     "path-key": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/path-key/-/path-key-2.0.1.tgz",
-      "integrity": "sha1-QRyttXTFoUDTpLGRDUDYDMn0C0A=",
-      "dev": true
+      "integrity": "sha1-QRyttXTFoUDTpLGRDUDYDMn0C0A="
     },
     "path-to-regexp": {
       "version": "0.1.7",
       "resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-0.1.7.tgz",
       "integrity": "sha1-32BBeABfUi8V60SQ5yR6G/qmf4w="
     },
+    "path-type": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/path-type/-/path-type-2.0.0.tgz",
+      "integrity": "sha1-8BLMuEFbcJb8LaoQVMPXI4lZTHM=",
+      "requires": {
+        "pify": "^2.0.0"
+      },
+      "dependencies": {
+        "pify": {
+          "version": "2.3.0",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+          "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw="
+        }
+      }
+    },
     "performance-now": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/performance-now/-/performance-now-2.1.0.tgz",
@@ -3428,6 +3633,11 @@
       "integrity": "sha512-ARhBOdzS3e41FbkW/XWrTEtukqqLoK5+Z/4UeDaLuSW+39JPeFgs4gCGqsrJHVZX0fUrx//4OF0K1CUGwlIFow==",
       "dev": true
     },
+    "pngjs": {
+      "version": "3.3.3",
+      "resolved": "https://registry.npmjs.org/pngjs/-/pngjs-3.3.3.tgz",
+      "integrity": "sha512-1n3Z4p3IOxArEs1VRXnZ/RXdfEniAUS9jb68g58FIXMNkPJeZd+Qh4Uq7/e0LVxAQGos1eIUrqrt4FpjdnEd+Q=="
+    },
     "pop-iterate": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/pop-iterate/-/pop-iterate-1.0.1.tgz",
@@ -3460,19 +3670,19 @@
       "resolved": "https://registry.npmjs.org/protobufjs/-/protobufjs-6.8.8.tgz",
       "integrity": "sha512-AAmHtD5pXgZfi7GMpllpO3q1Xw1OYldr+dMUlAnffGTAhqkg72WdmSY71uKBF/JuyiKs8psYbtKrhi0ASCD8qw==",
       "requires": {
-        "@protobufjs/aspromise": "1.1.2",
-        "@protobufjs/base64": "1.1.2",
-        "@protobufjs/codegen": "2.0.4",
-        "@protobufjs/eventemitter": "1.1.0",
-        "@protobufjs/fetch": "1.1.0",
-        "@protobufjs/float": "1.0.2",
-        "@protobufjs/inquire": "1.1.0",
-        "@protobufjs/path": "1.1.2",
-        "@protobufjs/pool": "1.1.0",
-        "@protobufjs/utf8": "1.1.0",
-        "@types/long": "4.0.0",
-        "@types/node": "10.12.15",
-        "long": "4.0.0"
+        "@protobufjs/aspromise": "^1.1.2",
+        "@protobufjs/base64": "^1.1.2",
+        "@protobufjs/codegen": "^2.0.4",
+        "@protobufjs/eventemitter": "^1.1.0",
+        "@protobufjs/fetch": "^1.1.0",
+        "@protobufjs/float": "^1.0.2",
+        "@protobufjs/inquire": "^1.1.0",
+        "@protobufjs/path": "^1.1.2",
+        "@protobufjs/pool": "^1.1.0",
+        "@protobufjs/utf8": "^1.1.0",
+        "@types/long": "^4.0.0",
+        "@types/node": "^10.1.0",
+        "long": "^4.0.0"
       },
       "dependencies": {
         "@types/node": {
@@ -3487,7 +3697,7 @@
       "resolved": "https://registry.npmjs.org/proxy-addr/-/proxy-addr-2.0.4.tgz",
       "integrity": "sha512-5erio2h9jp5CHGwcybmxmVqHmnCBZeewlfJ0pex+UW7Qny7OOZXTtH56TGNyBizkgiOwhJtMKrVzDTeKcySZwA==",
       "requires": {
-        "forwarded": "0.1.2",
+        "forwarded": "~0.1.2",
         "ipaddr.js": "1.8.0"
       }
     },
@@ -3506,8 +3716,8 @@
       "resolved": "https://registry.npmjs.org/pump/-/pump-2.0.1.tgz",
       "integrity": "sha512-ruPMNRkN3MHP1cWJc9OWr+T/xDP0jhXYCLfJcBuX54hhfIBnaQmAUMfDcG4DM5UMWByBbJY69QSphm3jtDKIkA==",
       "requires": {
-        "end-of-stream": "1.4.1",
-        "once": "1.4.0"
+        "end-of-stream": "^1.1.0",
+        "once": "^1.3.1"
       }
     },
     "pumpify": {
@@ -3515,9 +3725,9 @@
       "resolved": "https://registry.npmjs.org/pumpify/-/pumpify-1.5.1.tgz",
       "integrity": "sha512-oClZI37HvuUJJxSKKrC17bZ9Cu0ZYhEAGPsPUy9KlMUmv9dKX2o77RUmq7f3XjIxbwyGwYzbzQ1L2Ks8sIradQ==",
       "requires": {
-        "duplexify": "3.6.1",
-        "inherits": "2.0.3",
-        "pump": "2.0.1"
+        "duplexify": "^3.6.0",
+        "inherits": "^2.0.3",
+        "pump": "^2.0.0"
       }
     },
     "punycode": {
@@ -3530,9 +3740,63 @@
       "resolved": "https://registry.npmjs.org/q/-/q-2.0.3.tgz",
       "integrity": "sha1-dbjbAlWhpa+C9Yw/Oqoe/sfQ0TQ=",
       "requires": {
-        "asap": "2.0.6",
-        "pop-iterate": "1.0.1",
-        "weak-map": "1.0.5"
+        "asap": "^2.0.0",
+        "pop-iterate": "^1.0.1",
+        "weak-map": "^1.0.5"
+      }
+    },
+    "qrcode": {
+      "version": "1.3.2",
+      "resolved": "https://registry.npmjs.org/qrcode/-/qrcode-1.3.2.tgz",
+      "integrity": "sha512-sYo+Tf7nx14YZSNPqnyEWefVrjUEpM4/NxOrxOk+jcQ9NhM2LCNuzGmQctDhGTQdO2YJorKY55dypx+hvVo5jw==",
+      "requires": {
+        "can-promise": "0.0.1",
+        "dijkstrajs": "^1.0.1",
+        "isarray": "^2.0.1",
+        "pngjs": "^3.3.0",
+        "yargs": "^8.0.2"
+      },
+      "dependencies": {
+        "camelcase": {
+          "version": "4.1.0",
+          "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-4.1.0.tgz",
+          "integrity": "sha1-1UVjW+HjPFQmScaRc+Xeas+uNN0="
+        },
+        "isarray": {
+          "version": "2.0.4",
+          "resolved": "https://registry.npmjs.org/isarray/-/isarray-2.0.4.tgz",
+          "integrity": "sha512-GMxXOiUirWg1xTKRipM0Ek07rX+ubx4nNVElTJdNLYmNO/2YrDkgJGw9CljXn+r4EWiDQg/8lsRdHyg2PJuUaA=="
+        },
+        "os-locale": {
+          "version": "2.1.0",
+          "resolved": "https://registry.npmjs.org/os-locale/-/os-locale-2.1.0.tgz",
+          "integrity": "sha512-3sslG3zJbEYcaC4YVAvDorjGxc7tv6KVATnLPZONiljsUncvihe9BQoVCEs0RZ1kmf4Hk9OBqlZfJZWI4GanKA==",
+          "requires": {
+            "execa": "^0.7.0",
+            "lcid": "^1.0.0",
+            "mem": "^1.1.0"
+          }
+        },
+        "yargs": {
+          "version": "8.0.2",
+          "resolved": "https://registry.npmjs.org/yargs/-/yargs-8.0.2.tgz",
+          "integrity": "sha1-YpmpBVsc78lp/355wdkY3Osiw2A=",
+          "requires": {
+            "camelcase": "^4.1.0",
+            "cliui": "^3.2.0",
+            "decamelize": "^1.1.1",
+            "get-caller-file": "^1.0.1",
+            "os-locale": "^2.0.0",
+            "read-pkg-up": "^2.0.0",
+            "require-directory": "^2.1.1",
+            "require-main-filename": "^1.0.1",
+            "set-blocking": "^2.0.0",
+            "string-width": "^2.0.0",
+            "which-module": "^2.0.0",
+            "y18n": "^3.2.1",
+            "yargs-parser": "^7.0.0"
+          }
+        }
       }
     },
     "qs": {
@@ -3556,16 +3820,35 @@
         "unpipe": "1.0.0"
       }
     },
+    "read-pkg": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/read-pkg/-/read-pkg-2.0.0.tgz",
+      "integrity": "sha1-jvHAYjxqbbDcZxPEv6xGMysjaPg=",
+      "requires": {
+        "load-json-file": "^2.0.0",
+        "normalize-package-data": "^2.3.2",
+        "path-type": "^2.0.0"
+      }
+    },
+    "read-pkg-up": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/read-pkg-up/-/read-pkg-up-2.0.0.tgz",
+      "integrity": "sha1-a3KoBImE4MQeeVEP1en6mbO1Sb4=",
+      "requires": {
+        "find-up": "^2.0.0",
+        "read-pkg": "^2.0.0"
+      }
+    },
     "readable-stream": {
       "version": "1.0.34",
       "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
       "integrity": "sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=",
       "optional": true,
       "requires": {
-        "core-util-is": "1.0.2",
-        "inherits": "2.0.3",
+        "core-util-is": "~1.0.0",
+        "inherits": "~2.0.1",
         "isarray": "0.0.1",
-        "string_decoder": "0.10.31"
+        "string_decoder": "~0.10.x"
       }
     },
     "regexpp": {
@@ -3579,36 +3862,46 @@
       "resolved": "https://registry.npmjs.org/request/-/request-2.88.0.tgz",
       "integrity": "sha512-NAqBSrijGLZdM0WZNsInLJpkJokL72XYjUpnB0iwsRgxh7dB6COrHnTBNwN0E+lHDAJzu7kLAkDeY08z2/A0hg==",
       "requires": {
-        "aws-sign2": "0.7.0",
-        "aws4": "1.8.0",
-        "caseless": "0.12.0",
-        "combined-stream": "1.0.7",
-        "extend": "3.0.2",
-        "forever-agent": "0.6.1",
-        "form-data": "2.3.3",
-        "har-validator": "5.1.3",
-        "http-signature": "1.2.0",
-        "is-typedarray": "1.0.0",
-        "isstream": "0.1.2",
-        "json-stringify-safe": "5.0.1",
-        "mime-types": "2.1.21",
-        "oauth-sign": "0.9.0",
-        "performance-now": "2.1.0",
-        "qs": "6.5.2",
-        "safe-buffer": "5.1.2",
-        "tough-cookie": "2.4.3",
-        "tunnel-agent": "0.6.0",
-        "uuid": "3.3.2"
+        "aws-sign2": "~0.7.0",
+        "aws4": "^1.8.0",
+        "caseless": "~0.12.0",
+        "combined-stream": "~1.0.6",
+        "extend": "~3.0.2",
+        "forever-agent": "~0.6.1",
+        "form-data": "~2.3.2",
+        "har-validator": "~5.1.0",
+        "http-signature": "~1.2.0",
+        "is-typedarray": "~1.0.0",
+        "isstream": "~0.1.2",
+        "json-stringify-safe": "~5.0.1",
+        "mime-types": "~2.1.19",
+        "oauth-sign": "~0.9.0",
+        "performance-now": "^2.1.0",
+        "qs": "~6.5.2",
+        "safe-buffer": "^5.1.2",
+        "tough-cookie": "~2.4.3",
+        "tunnel-agent": "^0.6.0",
+        "uuid": "^3.3.2"
       }
     },
+    "require-directory": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/require-directory/-/require-directory-2.1.1.tgz",
+      "integrity": "sha1-jGStX9MNqxyXbiNE/+f3kqam30I="
+    },
+    "require-main-filename": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/require-main-filename/-/require-main-filename-1.0.1.tgz",
+      "integrity": "sha1-l/cXtp1IeE9fUmpsWqj/3aBVpNE="
+    },
     "require-uncached": {
       "version": "1.0.3",
       "resolved": "http://registry.npmjs.org/require-uncached/-/require-uncached-1.0.3.tgz",
       "integrity": "sha1-Tg1W1slmL9MeQwEcS5WqSZVUIdM=",
       "dev": true,
       "requires": {
-        "caller-path": "0.1.0",
-        "resolve-from": "1.0.1"
+        "caller-path": "^0.1.0",
+        "resolve-from": "^1.0.0"
       }
     },
     "resolve-from": {
@@ -3623,8 +3916,8 @@
       "integrity": "sha1-n37ih/gv0ybU/RYpI9YhKe7g368=",
       "dev": true,
       "requires": {
-        "onetime": "2.0.1",
-        "signal-exit": "3.0.2"
+        "onetime": "^2.0.0",
+        "signal-exit": "^3.0.2"
       }
     },
     "retry-axios": {
@@ -3638,7 +3931,7 @@
       "integrity": "sha512-S4HNLaWcMP6r8E4TMH52Y7/pM8uNayOcTDDQNBwsCccL1uI+Ol2TljxRDPzaNfbhOB30+XWP5NnZkB3LiJxi1w==",
       "optional": true,
       "requires": {
-        "through2": "2.0.5"
+        "through2": "^2.0.0"
       },
       "dependencies": {
         "isarray": {
@@ -3653,13 +3946,13 @@
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
           "optional": true,
           "requires": {
-            "core-util-is": "1.0.2",
-            "inherits": "2.0.3",
-            "isarray": "1.0.0",
-            "process-nextick-args": "2.0.0",
-            "safe-buffer": "5.1.2",
-            "string_decoder": "1.1.1",
-            "util-deprecate": "1.0.2"
+            "core-util-is": "~1.0.0",
+            "inherits": "~2.0.3",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~2.0.0",
+            "safe-buffer": "~5.1.1",
+            "string_decoder": "~1.1.1",
+            "util-deprecate": "~1.0.1"
           }
         },
         "string_decoder": {
@@ -3668,7 +3961,7 @@
           "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
           "optional": true,
           "requires": {
-            "safe-buffer": "5.1.2"
+            "safe-buffer": "~5.1.0"
           }
         },
         "through2": {
@@ -3677,8 +3970,8 @@
           "integrity": "sha512-/mrRod8xqpA+IHSLyGCQ2s8SPHiCDEeQJSep1jqLYeEUClOFG2Qsh+4FU6G9VeqpZnGW/Su8LQGc4YKni5rYSQ==",
           "optional": true,
           "requires": {
-            "readable-stream": "2.3.6",
-            "xtend": "4.0.1"
+            "readable-stream": "~2.3.6",
+            "xtend": "~4.0.1"
           }
         }
       }
@@ -3689,7 +3982,7 @@
       "integrity": "sha512-lreewLK/BlghmxtfH36YYVg1i8IAce4TI7oao75I1g245+6BctqTVQiBP3YUJ9C6DQOXJmkYR9X9fCLtCOJc5w==",
       "dev": true,
       "requires": {
-        "glob": "7.1.3"
+        "glob": "^7.0.5"
       }
     },
     "rootpath": {
@@ -3703,7 +3996,7 @@
       "integrity": "sha1-A3GrSuC91yDUFm19/aZP96RFpsA=",
       "dev": true,
       "requires": {
-        "is-promise": "2.1.0"
+        "is-promise": "^2.1.0"
       }
     },
     "rxjs": {
@@ -3712,7 +4005,7 @@
       "integrity": "sha512-JTWmoY9tWCs7zvIk/CvRjhjGaOd+OVBM987mxFo+OW66cGpdKjZcpmc74ES1sB//7Kl/PAe8+wEakuhG4pcgOw==",
       "dev": true,
       "requires": {
-        "tslib": "1.9.3"
+        "tslib": "^1.9.0"
       }
     },
     "safe-buffer": {
@@ -3741,18 +4034,18 @@
       "integrity": "sha512-E64YFPUssFHEFBvpbbjr44NCLtI1AohxQ8ZSiJjQLskAdKuriYEP6VyGEsRDH8ScozGpkaX1BGvhanqCwkcEZw==",
       "requires": {
         "debug": "2.6.9",
-        "depd": "1.1.2",
-        "destroy": "1.0.4",
-        "encodeurl": "1.0.2",
-        "escape-html": "1.0.3",
-        "etag": "1.8.1",
+        "depd": "~1.1.2",
+        "destroy": "~1.0.4",
+        "encodeurl": "~1.0.2",
+        "escape-html": "~1.0.3",
+        "etag": "~1.8.1",
         "fresh": "0.5.2",
-        "http-errors": "1.6.3",
+        "http-errors": "~1.6.2",
         "mime": "1.4.1",
         "ms": "2.0.0",
-        "on-finished": "2.3.0",
-        "range-parser": "1.2.0",
-        "statuses": "1.4.0"
+        "on-finished": "~2.3.0",
+        "range-parser": "~1.2.0",
+        "statuses": "~1.4.0"
       }
     },
     "serve-static": {
@@ -3760,12 +4053,17 @@
       "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.13.2.tgz",
       "integrity": "sha512-p/tdJrO4U387R9oMjb1oj7qSMaMfmOyd4j9hOFoxZe2baQszgHcSWjuya/CiT5kgZZKRudHNOA0pYXOl8rQ5nw==",
       "requires": {
-        "encodeurl": "1.0.2",
-        "escape-html": "1.0.3",
-        "parseurl": "1.3.2",
+        "encodeurl": "~1.0.2",
+        "escape-html": "~1.0.3",
+        "parseurl": "~1.3.2",
         "send": "0.16.2"
       }
     },
+    "set-blocking": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/set-blocking/-/set-blocking-2.0.0.tgz",
+      "integrity": "sha1-BF+XgtARrppoA93TgrJDkrPYkPc="
+    },
     "setprototypeof": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.1.0.tgz",
@@ -3775,16 +4073,14 @@
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/shebang-command/-/shebang-command-1.2.0.tgz",
       "integrity": "sha1-RKrGW2lbAzmJaMOfNj/uXer98eo=",
-      "dev": true,
       "requires": {
-        "shebang-regex": "1.0.0"
+        "shebang-regex": "^1.0.0"
       }
     },
     "shebang-regex": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/shebang-regex/-/shebang-regex-1.0.0.tgz",
-      "integrity": "sha1-2kL0l0DAtC2yypcoVxyxkMmO/qM=",
-      "dev": true
+      "integrity": "sha1-2kL0l0DAtC2yypcoVxyxkMmO/qM="
     },
     "signal-exit": {
       "version": "3.0.2",
@@ -3797,9 +4093,9 @@
       "integrity": "sha512-4j2WTWjp3GsZ+AOagyzVbzp4vWGtZ0hEZ/gDY/uTvm6MTxUfTUIsnMIFb1bn8o0RuXiqUw15H1bue8f22Vw2oQ==",
       "dev": true,
       "requires": {
-        "ansi-styles": "3.2.1",
-        "astral-regex": "1.0.0",
-        "is-fullwidth-code-point": "2.0.0"
+        "ansi-styles": "^3.2.0",
+        "astral-regex": "^1.0.0",
+        "is-fullwidth-code-point": "^2.0.0"
       }
     },
     "snakeize": {
@@ -3808,14 +4104,42 @@
       "integrity": "sha1-EMCI2LWOsHazIpu1oE4jLOEmQi0=",
       "optional": true
     },
+    "spdx-correct": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/spdx-correct/-/spdx-correct-3.1.0.tgz",
+      "integrity": "sha512-lr2EZCctC2BNR7j7WzJ2FpDznxky1sjfxvvYEyzxNyb6lZXHODmEoJeFu4JupYlkfha1KZpJyoqiJ7pgA1qq8Q==",
+      "requires": {
+        "spdx-expression-parse": "^3.0.0",
+        "spdx-license-ids": "^3.0.0"
+      }
+    },
+    "spdx-exceptions": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/spdx-exceptions/-/spdx-exceptions-2.2.0.tgz",
+      "integrity": "sha512-2XQACfElKi9SlVb1CYadKDXvoajPgBVPn/gOQLrTvHdElaVhr7ZEbqJaRnJLVNeaI4cMEAgVCeBMKF6MWRDCRA=="
+    },
+    "spdx-expression-parse": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/spdx-expression-parse/-/spdx-expression-parse-3.0.0.tgz",
+      "integrity": "sha512-Yg6D3XpRD4kkOmTpdgbUiEJFKghJH03fiC1OPll5h/0sO6neh2jqRDVHOQ4o/LMea0tgCkbMgea5ip/e+MkWyg==",
+      "requires": {
+        "spdx-exceptions": "^2.1.0",
+        "spdx-license-ids": "^3.0.0"
+      }
+    },
+    "spdx-license-ids": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/spdx-license-ids/-/spdx-license-ids-3.0.3.tgz",
+      "integrity": "sha512-uBIcIl3Ih6Phe3XHK1NqboJLdGfwr1UN3k6wSD1dZpmPsIkb8AGNbZYJ1fOBk834+Gxy8rpfDxrS6XLEMZMY2g=="
+    },
     "split-array-stream": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/split-array-stream/-/split-array-stream-1.0.3.tgz",
       "integrity": "sha1-0rdajl4Ngk1S/eyLgiWDncLjXfo=",
       "optional": true,
       "requires": {
-        "async": "2.6.1",
-        "is-stream-ended": "0.1.4"
+        "async": "^2.4.0",
+        "is-stream-ended": "^0.1.0"
       }
     },
     "sprintf-js": {
@@ -3824,20 +4148,38 @@
       "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw=",
       "dev": true
     },
+    "sse4_crc32": {
+      "version": "5.3.0",
+      "resolved": "https://registry.npmjs.org/sse4_crc32/-/sse4_crc32-5.3.0.tgz",
+      "integrity": "sha512-AgnPwYR3ABQHRz1VKir0Ftcvz831tEd7ggwXkuTh1ULcDS6GMAioICCCnMj6YBmVnYbaeuePInqM7jrGuTencA==",
+      "optional": true,
+      "requires": {
+        "bindings": "~1.2.1",
+        "nan": "2.11.0"
+      },
+      "dependencies": {
+        "nan": {
+          "version": "2.11.0",
+          "resolved": "https://registry.npmjs.org/nan/-/nan-2.11.0.tgz",
+          "integrity": "sha512-F4miItu2rGnV2ySkXOQoA8FKz/SR2Q2sWP0sbTxNxz/tuokeC8WxOhPMcwi0qIyGtVn/rrSeLbvVkznqCdwYnw==",
+          "optional": true
+        }
+      }
+    },
     "sshpk": {
       "version": "1.16.0",
       "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.16.0.tgz",
       "integrity": "sha512-Zhev35/y7hRMcID/upReIvRse+I9SVhyVre/KTJSJQWMz3C3+G+HpO7m1wK/yckEtujKZ7dS4hkVxAnmHaIGVQ==",
       "requires": {
-        "asn1": "0.2.4",
-        "assert-plus": "1.0.0",
-        "bcrypt-pbkdf": "1.0.2",
-        "dashdash": "1.14.1",
-        "ecc-jsbn": "0.1.2",
-        "getpass": "0.1.7",
-        "jsbn": "0.1.1",
-        "safer-buffer": "2.1.2",
-        "tweetnacl": "0.14.5"
+        "asn1": "~0.2.3",
+        "assert-plus": "^1.0.0",
+        "bcrypt-pbkdf": "^1.0.0",
+        "dashdash": "^1.12.0",
+        "ecc-jsbn": "~0.1.1",
+        "getpass": "^0.1.1",
+        "jsbn": "~0.1.0",
+        "safer-buffer": "^2.0.2",
+        "tweetnacl": "~0.14.0"
       }
     },
     "statuses": {
@@ -3850,7 +4192,7 @@
       "resolved": "https://registry.npmjs.org/stream-events/-/stream-events-1.0.5.tgz",
       "integrity": "sha512-E1GUzBSgvct8Jsb3v2X15pjzN1tYebtbLaMg+eBOUOAxgbLoSbT2NS91ckc5lJD1KfLjId+jXJRgo0qnV5Nerg==",
       "requires": {
-        "stubs": "3.0.0"
+        "stubs": "^3.0.0"
       }
     },
     "stream-shift": {
@@ -3868,10 +4210,9 @@
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz",
       "integrity": "sha512-nOqH59deCq9SRHlxq1Aw85Jnt4w6KvLKqWVik6oA9ZklXLNIOlqg4F2yrT1MVaTjAqvVwdfeZ7w7aCvJD7ugkw==",
-      "dev": true,
       "requires": {
-        "is-fullwidth-code-point": "2.0.0",
-        "strip-ansi": "4.0.0"
+        "is-fullwidth-code-point": "^2.0.0",
+        "strip-ansi": "^4.0.0"
       }
     },
     "string_decoder": {
@@ -3884,11 +4225,20 @@
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz",
       "integrity": "sha1-qEeQIusaw2iocTibY1JixQXuNo8=",
-      "dev": true,
       "requires": {
-        "ansi-regex": "3.0.0"
+        "ansi-regex": "^3.0.0"
       }
     },
+    "strip-bom": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/strip-bom/-/strip-bom-3.0.0.tgz",
+      "integrity": "sha1-IzTBjpx1n3vdVv3vfprj1YjmjtM="
+    },
+    "strip-eof": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/strip-eof/-/strip-eof-1.0.0.tgz",
+      "integrity": "sha1-u0P/VZim6wXYm1n80SnJgzE2Br8="
+    },
     "strip-json-comments": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-2.0.1.tgz",
@@ -3906,7 +4256,7 @@
       "integrity": "sha512-QjVjwdXIt408MIiAqCX4oUKsgU2EqAGzs2Ppkm4aQYbjm+ZEWEcW4SfFNTr4uMNZma0ey4f5lgLrkB0aX0QMow==",
       "dev": true,
       "requires": {
-        "has-flag": "3.0.0"
+        "has-flag": "^3.0.0"
       }
     },
     "table": {
@@ -3915,10 +4265,10 @@
       "integrity": "sha512-NUjapYb/qd4PeFW03HnAuOJ7OMcBkJlqeClWxeNlQ0lXGSb52oZXGzkO0/I0ARegQ2eUT1g2VDJH0eUxDRcHmw==",
       "dev": true,
       "requires": {
-        "ajv": "6.6.1",
-        "lodash": "4.17.11",
+        "ajv": "^6.6.1",
+        "lodash": "^4.17.11",
         "slice-ansi": "2.0.0",
-        "string-width": "2.1.1"
+        "string-width": "^2.1.1"
       }
     },
     "text-table": {
@@ -3939,8 +4289,8 @@
       "integrity": "sha512-8B+sevlqP4OiCjonI1Zw03Sf8PuV1eRsYQgLad5eonILOdyeRsY27A/2Ze8IlvlMvq31OH+3fz/styI7Ya62yQ==",
       "optional": true,
       "requires": {
-        "readable-stream": "3.1.0",
-        "xtend": "4.0.1"
+        "readable-stream": "2 || 3",
+        "xtend": "~4.0.1"
       },
       "dependencies": {
         "readable-stream": {
@@ -3949,9 +4299,9 @@
           "integrity": "sha512-vpydAvIJvPODZNagCPuHG87O9JNPtvFEtjHHRVwNVsVVRBqemvPJkc2SYbxJsiZXawJdtZNmkmnsPuE3IgsG0A==",
           "optional": true,
           "requires": {
-            "inherits": "2.0.3",
-            "string_decoder": "1.2.0",
-            "util-deprecate": "1.0.2"
+            "inherits": "^2.0.3",
+            "string_decoder": "^1.1.1",
+            "util-deprecate": "^1.0.1"
           }
         },
         "string_decoder": {
@@ -3960,7 +4310,7 @@
           "integrity": "sha512-6YqyX6ZWEYguAxgZzHGL7SsCeGx3V2TtOTqZz1xSTSWnqsbWwbptafNyvf/ACquZUXV3DANr5BDIwNYe1mN42w==",
           "optional": true,
           "requires": {
-            "safe-buffer": "5.1.2"
+            "safe-buffer": "~5.1.0"
           }
         }
       }
@@ -3971,7 +4321,7 @@
       "integrity": "sha512-jRCJlojKnZ3addtTOjdIqoRuPEKBvNXcGYqzO6zWZX8KfKEpnGY5jfggJQ3EjKuu8D4bJRr0y+cYJFmYbImXGw==",
       "dev": true,
       "requires": {
-        "os-tmpdir": "1.0.2"
+        "os-tmpdir": "~1.0.2"
       }
     },
     "tough-cookie": {
@@ -3979,8 +4329,8 @@
       "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.4.3.tgz",
       "integrity": "sha512-Q5srk/4vDM54WJsJio3XNn6K2sCG+CQ8G5Wz6bZhRZoAe/+TxjWB/GlFAnYEbkYVlON9FMk/fE3h2RLpPXo4lQ==",
       "requires": {
-        "psl": "1.1.31",
-        "punycode": "1.4.1"
+        "psl": "^1.1.24",
+        "punycode": "^1.4.1"
       },
       "dependencies": {
         "punycode": {
@@ -4001,7 +4351,7 @@
       "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
       "integrity": "sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=",
       "requires": {
-        "safe-buffer": "5.1.2"
+        "safe-buffer": "^5.0.1"
       }
     },
     "tweetnacl": {
@@ -4014,13 +4364,13 @@
       "resolved": "https://registry.npmjs.org/twilio/-/twilio-3.25.0.tgz",
       "integrity": "sha512-4CtYp2MQfz4Z7FQ5KByFc7QwezhaCyF7wPTUznOP83qQGMoLb6zZTXZe7PdqB/J1uG63xVaHqLXVXpe2D46SnA==",
       "requires": {
-        "@types/express": "4.16.0",
+        "@types/express": "^4.11.1",
         "deprecate": "1.0.0",
-        "jsonwebtoken": "8.1.0",
-        "lodash": "4.17.11",
+        "jsonwebtoken": "^8.1.0",
+        "lodash": "^4.17.10",
         "moment": "2.19.3",
-        "q": "2.0.3",
-        "request": "2.88.0",
+        "q": "2.0.x",
+        "request": "^2.87.0",
         "rootpath": "0.1.2",
         "scmp": "0.0.3",
         "xmlbuilder": "9.0.1"
@@ -4032,7 +4382,7 @@
       "integrity": "sha1-WITKtRLPHTVeP7eE8wgEsrUg23I=",
       "dev": true,
       "requires": {
-        "prelude-ls": "1.1.2"
+        "prelude-ls": "~1.1.2"
       }
     },
     "type-is": {
@@ -4041,7 +4391,7 @@
       "integrity": "sha512-HRkVv/5qY2G6I8iab9cI7v1bOIdhm94dVjQCPFElW9W+3GeDOSHmy2EBYe4VTApuzolPcmgFTN3ftVJRKR2J9Q==",
       "requires": {
         "media-typer": "0.3.0",
-        "mime-types": "2.1.21"
+        "mime-types": "~2.1.18"
       }
     },
     "typedarray": {
@@ -4055,7 +4405,7 @@
       "integrity": "sha1-nhBXzKhRq7kzmPizOuGHuZyuwRo=",
       "optional": true,
       "requires": {
-        "crypto-random-string": "1.0.0"
+        "crypto-random-string": "^1.0.0"
       }
     },
     "unpipe": {
@@ -4068,7 +4418,7 @@
       "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.2.2.tgz",
       "integrity": "sha512-KY9Frmirql91X2Qgjry0Wd4Y+YTdrdZheS8TFwvkbLWf/G5KNJDCh6pKL5OZctEW4+0Baa5idK2ZQuELRwPznQ==",
       "requires": {
-        "punycode": "2.1.1"
+        "punycode": "^2.1.0"
       }
     },
     "util-deprecate": {
@@ -4086,6 +4436,15 @@
       "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.3.2.tgz",
       "integrity": "sha512-yXJmeNaw3DnnKAOKJE51sL/ZaYfWJRl1pK9dr19YFCu0ObS231AB1/LbqTKRAQ5kw8A90rA6fr4riOUpTZvQZA=="
     },
+    "validate-npm-package-license": {
+      "version": "3.0.4",
+      "resolved": "https://registry.npmjs.org/validate-npm-package-license/-/validate-npm-package-license-3.0.4.tgz",
+      "integrity": "sha512-DpKm2Ui/xN7/HQKCtpZxoRWBhZ9Z0kqtygG8XCgNQ8ZlDnxuQmWhj566j8fN4Cu3/JmbhsDo7fcAJq4s9h27Ew==",
+      "requires": {
+        "spdx-correct": "^3.0.0",
+        "spdx-expression-parse": "^3.0.0"
+      }
+    },
     "vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
@@ -4096,9 +4455,9 @@
       "resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz",
       "integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
       "requires": {
-        "assert-plus": "1.0.0",
+        "assert-plus": "^1.0.0",
         "core-util-is": "1.0.2",
-        "extsprintf": "1.3.0"
+        "extsprintf": "^1.2.0"
       }
     },
     "walkdir": {
@@ -4116,8 +4475,8 @@
       "resolved": "https://registry.npmjs.org/websocket-driver/-/websocket-driver-0.7.0.tgz",
       "integrity": "sha1-DK+dLXVdk67gSdS90NP+LMoqJOs=",
       "requires": {
-        "http-parser-js": "0.5.0",
-        "websocket-extensions": "0.1.3"
+        "http-parser-js": ">=0.4.0",
+        "websocket-extensions": ">=0.1.1"
       }
     },
     "websocket-extensions": {
@@ -4134,11 +4493,20 @@
       "version": "1.3.1",
       "resolved": "https://registry.npmjs.org/which/-/which-1.3.1.tgz",
       "integrity": "sha512-HxJdYWq1MTIQbJ3nw0cqssHoTNU267KlrDuGZ1WYlxDStUtKUhOaJmh112/TZmHxxUfuJqPXSOm7tDyas0OSIQ==",
-      "dev": true,
       "requires": {
-        "isexe": "2.0.0"
+        "isexe": "^2.0.0"
       }
     },
+    "which-module": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/which-module/-/which-module-2.0.0.tgz",
+      "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho="
+    },
+    "window-or-global": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/window-or-global/-/window-or-global-1.0.1.tgz",
+      "integrity": "sha1-2+RboqKRqrxW1iz2bEW3+jIpRt4="
+    },
     "window-size": {
       "version": "0.1.4",
       "resolved": "https://registry.npmjs.org/window-size/-/window-size-0.1.4.tgz",
@@ -4155,8 +4523,8 @@
       "resolved": "http://registry.npmjs.org/wrap-ansi/-/wrap-ansi-2.1.0.tgz",
       "integrity": "sha1-2Pw9KE3QV5T+hJc8rs3Rz4JP3YU=",
       "requires": {
-        "string-width": "1.0.2",
-        "strip-ansi": "3.0.1"
+        "string-width": "^1.0.1",
+        "strip-ansi": "^3.0.1"
       },
       "dependencies": {
         "ansi-regex": {
@@ -4169,7 +4537,7 @@
           "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz",
           "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
           "requires": {
-            "number-is-nan": "1.0.1"
+            "number-is-nan": "^1.0.0"
           }
         },
         "string-width": {
@@ -4177,9 +4545,9 @@
           "resolved": "http://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
           "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
           "requires": {
-            "code-point-at": "1.1.0",
-            "is-fullwidth-code-point": "1.0.0",
-            "strip-ansi": "3.0.1"
+            "code-point-at": "^1.0.0",
+            "is-fullwidth-code-point": "^1.0.0",
+            "strip-ansi": "^3.0.0"
           }
         },
         "strip-ansi": {
@@ -4187,7 +4555,7 @@
           "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
           "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
           "requires": {
-            "ansi-regex": "2.1.1"
+            "ansi-regex": "^2.0.0"
           }
         }
       }
@@ -4203,7 +4571,7 @@
       "integrity": "sha1-X8A4KOJkzqP+kUVUdvejxWbLB1c=",
       "dev": true,
       "requires": {
-        "mkdirp": "0.5.1"
+        "mkdirp": "^0.5.1"
       }
     },
     "write-file-atomic": {
@@ -4212,9 +4580,9 @@
       "integrity": "sha512-xuPeK4OdjWqtfi59ylvVL0Yn35SF3zgcAcv7rBPFHVaEapaDr4GdGgm3j7ckTwH9wHL7fGmgfAnb0+THrHb8tA==",
       "optional": true,
       "requires": {
-        "graceful-fs": "4.1.15",
-        "imurmurhash": "0.1.4",
-        "signal-exit": "3.0.2"
+        "graceful-fs": "^4.1.11",
+        "imurmurhash": "^0.1.4",
+        "signal-exit": "^3.0.2"
       }
     },
     "xdg-basedir": {
@@ -4252,13 +4620,13 @@
       "resolved": "http://registry.npmjs.org/yargs/-/yargs-3.32.0.tgz",
       "integrity": "sha1-AwiOnr+edWtpdRYR0qXvWRSCyZU=",
       "requires": {
-        "camelcase": "2.1.1",
-        "cliui": "3.2.0",
-        "decamelize": "1.2.0",
-        "os-locale": "1.4.0",
-        "string-width": "1.0.2",
-        "window-size": "0.1.4",
-        "y18n": "3.2.1"
+        "camelcase": "^2.0.1",
+        "cliui": "^3.0.3",
+        "decamelize": "^1.1.1",
+        "os-locale": "^1.4.0",
+        "string-width": "^1.0.1",
+        "window-size": "^0.1.4",
+        "y18n": "^3.2.0"
       },
       "dependencies": {
         "ansi-regex": {
@@ -4271,7 +4639,7 @@
           "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz",
           "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
           "requires": {
-            "number-is-nan": "1.0.1"
+            "number-is-nan": "^1.0.0"
           }
         },
         "string-width": {
@@ -4279,9 +4647,9 @@
           "resolved": "http://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
           "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
           "requires": {
-            "code-point-at": "1.1.0",
-            "is-fullwidth-code-point": "1.0.0",
-            "strip-ansi": "3.0.1"
+            "code-point-at": "^1.0.0",
+            "is-fullwidth-code-point": "^1.0.0",
+            "strip-ansi": "^3.0.0"
           }
         },
         "strip-ansi": {
@@ -4289,10 +4657,25 @@
           "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
           "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
           "requires": {
-            "ansi-regex": "2.1.1"
+            "ansi-regex": "^2.0.0"
           }
         }
       }
+    },
+    "yargs-parser": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-7.0.0.tgz",
+      "integrity": "sha1-jQrELxbqVd69MyyvTEA4s+P139k=",
+      "requires": {
+        "camelcase": "^4.1.0"
+      },
+      "dependencies": {
+        "camelcase": {
+          "version": "4.1.0",
+          "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-4.1.0.tgz",
+          "integrity": "sha1-1UVjW+HjPFQmScaRc+Xeas+uNN0="
+        }
+      }
     }
   }
 }
diff --git a/package.json b/package.json
index 826258f..0f1d412 100644
--- a/package.json
+++ b/package.json
@@ -22,12 +22,14 @@
   "dependencies": {
     "bcrypt": "^3.0.2",
     "express": "^4.16.4",
+    "fast-crc32c": "^1.0.4",
     "firebase": "^5.7.0",
     "firebase-admin": "^6.4.0",
     "lodash": "^4.17.11",
     "lokijs": "^1.5.5",
     "oauth-1.0a": "^2.2.5",
     "phone": "^2.3.0",
+    "qrcode": "^1.3.2",
     "request": "^2.88.0",
     "twilio": "^3.25.0",
     "uuid": "^3.3.2"
diff --git a/src/ups/utils/qrcode.js b/src/ups/utils/qrcode.js
new file mode 100644
index 0000000..2e5c015
--- /dev/null
+++ b/src/ups/utils/qrcode.js
@@ -0,0 +1,19 @@
+const QRCode = require('qrcode');
+
+const options = {
+  margin: 1,
+  width: 300
+};
+
+/**
+ * Encodes a pieace of text returning a promise containg base64 bytes of a png image
+ * @param {String} text Text to encode
+ * @returns {Promise<String>} 
+ */
+function createQRCode(text) {
+  return QRCode.toDataURL(text, options).then(data => data.slice(22));
+}
+
+module.exports = {
+  createQRCode
+};
\ No newline at end of file