Rename gitlab:app:setup task to gitlab:setup

doc/install/installation.md

@@ -260,7 +260,7 @@ used for the `email.from` setting in `config/gitlab.yml`)
 
 ## Initialise Database and Activate Advanced Features
 
-    sudo -u gitlab -H bundle exec rake gitlab:app:setup RAILS_ENV=production
+    sudo -u gitlab -H bundle exec rake gitlab:setup RAILS_ENV=production
 
 
 ## Install Init Script

lib/tasks/gitlab/setup.rake

@@ -1,5 +1,4 @@
 namespace :gitlab do
-  namespace :app do
   desc "GITLAB | Setup production application"
   task :setup => :environment do
     setup
@@ -21,4 +20,3 @@ namespace :gitlab do
     exit 1
   end
 end
-end