Merge branch 'master' of dev.gitlab.org:gitlab/gitlabhq into ce-to-ee

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Conflicts:
	README.md
	VERSION
	app/controllers/projects/services_controller.rb
	app/controllers/projects/uploads_controller.rb
	app/services/test_hook_service.rb
	db/schema.rb
	features/steps/admin/settings.rb
	lib/gitlab/reference_extractor.rb
	spec/models/note_spec.rb