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

config/routes.rb

@@ -46,8 +46,6 @@ Rails.application.routes.draw do
     post '/coloring_darken', to: 'admins#coloring_darken', as: :admin_coloring_darken
     post '/signup', to: 'admins#signup', as: :admin_signup
     get '/edit/:user_uid', to: 'admins#edit_user', as: :admin_edit_user
-    post '/promote/:user_uid', to: 'admins#promote', as: :admin_promote
-    post '/demote/:user_uid', to: 'admins#demote', as: :admin_demote
     post '/ban/:user_uid', to: 'admins#ban_user', as: :admin_ban
     post '/unban/:user_uid', to: 'admins#unban_user', as: :admin_unban
     post '/invite', to: 'admins#invite', as: :invite_user
@@ -55,6 +53,11 @@ Rails.application.routes.draw do
     post '/approve/:user_uid', to: 'admins#approve', as: :admin_approve
     post '/room_limit', to: 'admins#room_limit', as: :admin_room_limit
     post '/default_recording_visibility', to: 'admins#default_recording_visibility', as: :admin_recording_visibility
+    get '/roles', to: 'admins#roles', as: :admin_roles
+    post '/role', to: 'admins#new_role', as: :admin_new_role
+    patch 'roles/order', to: 'admins#change_role_order', as: :admin_roles_order
+    post '/role/:role_id', to: 'admins#update_role', as: :admin_update_role
+    delete 'role/:role_id', to: 'admins#delete_role', as: :admin_delete_role
   end
 
   scope '/themes' do
@@ -96,6 +99,9 @@ Rails.application.routes.draw do
   # Room resources.
   resources :rooms, only: [:create, :show, :destroy], param: :room_uid, path: '/'
 
+  # Join a room by UID
+  post '/room/join', to: 'rooms#join_specific_room', as: :join_room
+
   # Extended room routes.
   scope '/:room_uid' do
     post '/', to: 'rooms#join'