Add optional signup.

config/gitlab.yml.example

@@ -31,6 +31,7 @@ gitlab:
 
   ## Project settings
   default_projects_limit: 10
+  # signup_enabled: true          # default: false - Account passwords are not sent via the email if signup is enabled.
 
 ## Gravatar
 gravatar:

config/initializers/1_settings.rb

@@ -51,6 +51,7 @@ Settings.gitlab['protocol']   ||= Settings.gitlab.https ? "https" : "http"
 Settings.gitlab['email_from'] ||= "gitlab@#{Settings.gitlab.host}"
 Settings.gitlab['url']        ||= Settings.send(:build_gitlab_url)
 Settings.gitlab['user']       ||= 'gitlab'
+Settings.gitlab['signup_enabled'] ||= false
 
 Settings['gravatar'] ||= Settingslogic.new({})
 Settings.gravatar['enabled']      = true if Settings.gravatar['enabled'].nil?

config/routes.rb

@@ -121,7 +121,7 @@ Gitlab::Application.routes.draw do
 
   resources :projects, constraints: { id: /[^\/]+/ }, only: [:new, :create]
 
-  devise_for :users, controllers: { omniauth_callbacks: :omniauth_callbacks }
+  devise_for :users, controllers: { omniauth_callbacks: :omniauth_callbacks, registrations: :registrations }
 
   #
   # Project Area