Added flash messages for company sign up

Pearlception/app/controllers/registrations_controller.rb

@@ -22,8 +22,19 @@ class RegistrationsController < Devise::RegistrationsController
         if company.company_name == "IVA"
           @user.admin = true
         end
+      else
+        flash[:alert] = "The serial key provided was invalid."
+        redirect_to '/'
       end
+    else
+      flash[:alert] = "A company serial key must be provided to register."
+      redirect_to '/'
     end
+  
+    if @user == ""
+      flash[:alert] = "Please provide a password to register with."
+      redirect_to '/'
+    else
       @user.save
       sign_in @user
       if !@user.admin
@@ -32,6 +43,8 @@ class RegistrationsController < Devise::RegistrationsController
       redirect_to "/" and return
     end
     
+  end
+
   private
 
   #Param checking method for creation of a new user