Merge branch 'master' of https://github.com/funglaub/gitlabhq into funglaub-master

Conflicts:
	Gemfile.lock
	app/helpers/application_helper.rb
	app/views/devise/sessions/new.html.erb
	db/schema.rb

app/helpers/application_helper.rb

@@ -135,4 +135,9 @@ module ApplicationHelper
       "Never"
     end
   end
+
+  def authbutton(provider, size = 64)
+    image_tag("authbuttons/#{provider.to_s.split('_').first}_#{size}.png",
+               alt: "Sign in with #{provider.to_s.titleize}" )
+  end
 end