GRN-80: Allow local accounts on multitenant (#428)

* Changed the way the omniauth providers are declared

* Allow local authentication for multitenant mode based on customer settings

* Cleanead up code mandated by rubocop

* Completed implementation for signin and added the one for signup

* Fixed issue with rubocop

* Renamed customer_name to lb_user

* Renamed lb_user -> user_domain, fixed issue with signup controller, email verification WAS NOT implemented

* Completed implementation of email_verification

* Fixed rubocop issue

* Final update

* Fix for test with loadbalancer

* Make sure loadbalancer mockup is only used when env defined

* Fix for test on rooms_controller

* Fixed most of the test failing on multitenant env

* Fixed issue detected by rubocop

* Fixed issue with activation tockens not working on resend

* Fixed new issue found by rubocop

* Updated travis script

* Harcoded credentials for mockup

* Updated expectation on start_session

* Fixed issue with duplication of home room

* Updated script for rubocop

* Restored Gemfile

spec/models/user_spec.rb

@@ -76,30 +76,32 @@ describe User, type: :model do
     end
   end
 
-  context '#from_omniauth' do
-    let(:auth) do
-      {
-        "uid" => "123456789",
-        "provider" => "twitter",
-        "info" => {
-          "name" => "Test Name",
-          "nickname" => "username",
-          "email" => "test@example.com",
-          "image" => "example.png",
-        },
-      }
-    end
+  unless Rails.configuration.omniauth_bn_launcher
+    context '#from_omniauth' do
+      let(:auth) do
+        {
+          "uid" => "123456789",
+          "provider" => "twitter",
+          "info" => {
+            "name" => "Test Name",
+            "nickname" => "username",
+            "email" => "test@example.com",
+            "image" => "example.png",
+          },
+        }
+      end
 
-    it "should create user from omniauth" do
-      expect do
-        user = User.from_omniauth(auth)
+      it "should create user from omniauth" do
+        expect do
+          user = User.from_omniauth(auth)
 
-        expect(user.name).to eq("Test Name")
-        expect(user.email).to eq("test@example.com")
-        expect(user.image).to eq("example.png")
-        expect(user.provider).to eq("twitter")
-        expect(user.social_uid).to eq("123456789")
-      end.to change { User.count }.by(1)
+          expect(user.name).to eq("Test Name")
+          expect(user.email).to eq("test@example.com")
+          expect(user.image).to eq("example.png")
+          expect(user.provider).to eq("twitter")
+          expect(user.social_uid).to eq("123456789")
+        end.to change { User.count }.by(1)
+      end
     end
   end