update jquery-atwho-rails to v0.3.0

add autocomplete_source action to project for gfm autocomplete

move init_autocomplete layout from head_panel to project_resource

Because not autoloading lib directory at development mode.

Fix using context of Projects::UpdateContext (in admin section error, in public section - to next step if moving controlers)

Get rid of skipping callbacks in production code. Dont trigger gitolite more than once on import in group

Removed unused Raphael.fn.popup

Centralized keyboard and drag events for BranchGraph

Rewrite and improve git backend logic. Fix project movind. Raise exception to prevent unexpected issues

When projects were created in projects_controller
create.js.haml passed notice as url parameter and
therefore notice was not displayed in the page after
redirect to the project page

Project -> update repo only on create and destroy. Fixtures Updated with namespaces. Fixed moving repo