Feature/https

* .page_title  class added. Used for better page headers
* improved help page
* added back links for help pages
* show app version & revision on help page

Backend changes:
* Gitab::Version && Gitlab::Revision constants

API

Feature/https

Resque Authentication + iFrame view

Renamed protect_resque.rb => resque_authentication
Integrated resque web with the rest of gitlab

Add configurable default for projects_limit

Conflicts:
	Gemfile.lock

Feature/https

/home/git/repositories is hardcoded in rake task, replace it