Merge branch 'unify-admin-controllers' into 'master'

Unify some admin controllers

See merge request gitlab-org/gitlab-ce!20147

app/controllers/admin/groups_controller.rb

@@ -72,10 +72,10 @@ class Admin::GroupsController < Admin::ApplicationController
   end
 
   def group_params
-    params.require(:group).permit(group_params_ce)
+    params.require(:group).permit(allowed_group_params)
   end
 
-  def group_params_ce
+  def allowed_group_params
     [
       :avatar,
       :description,

app/controllers/admin/users_controller.rb

@@ -187,10 +187,10 @@ class Admin::UsersController < Admin::ApplicationController
   end
 
   def user_params
-    params.require(:user).permit(user_params_ce)
+    params.require(:user).permit(allowed_user_params)
   end
 
-  def user_params_ce
+  def allowed_user_params
     [
       :access_level,
       :avatar,