GRN2-176: Create a role editor that allows admins to specify what permissions each role has (#709)

* Add roles editor

* Add colour selection ability to roles

* Add ability to assign roles to users in the UI

* Remove rolify and replace it with our own custom roles implemenation

* - Fix all existing roles functionality
- Fix super admins

* Fix bugs with new customers not have default roles

* Add can't create room setting

* Code improvements

* Fix migration

* Add tests for new methods

* Translate reserved role names

* Pull roles from saml/ldap

* Fix rspec

* Fix scrutinizer issues

* Fix email promoted/demoted tests

* Apply comments

* Redirect directly to the main room

* Add comments

app/controllers/recordings_controller.rb

@@ -52,8 +52,8 @@ class RecordingsController < ApplicationController
   def verify_room_ownership
     if !current_user ||
        !@room.owned_by?(current_user) ||
-       !current_user.has_cached_role?(:admin) ||
-       !current_user.has_cached_role?(:super_admin)
+       !current_user.has_role?(:admin) ||
+       !current_user.has_role?(:super_admin)
       redirect_to root_path
     end
   end