updated fork feature to use gitlab-shell for v5 of gitlab
Assignees are now sorted alphabetically.
Diff with better colors and some spacing on the corners
fixed broken gitlab version determination during backup

If the backup directory is not sub the gitlab install directory,
then the git rev-parse call will fail.
Add monokai highlighting theme
New settings added to enable or disable project features by default

Conflicts:
	config/gitlab.yml.example
	config/initializers/1_settings.rb
Default values for project features added to create context
Reducing database access.
Allow vertical scrolling on Network graph
[BUGFIX] User suggest at team_members/new not working with relative_url_root

* Closing #3540
* Closing #3704
Render graph partially.
Fixed typo in project hook documentation
Fix minor bug about line overlap.
Add test related to a bug of network graph.
Fix Gitlab::Git::Repository#commit returns wrong commit, if commit_id is "tag name".
Merge giggsey:patch-1 into improve-performance-of-network-graph
Draging network graph is replaced by vertical scrolling.
Merge pull request #3741 from hiroponz/improve-performance-of-network-graph

Improve performance of network graph
Merge pull request #3731 from coldfrontlabs/master

Fix typo in Project API documentation for deleting hooks
No unicorn config. Use higher version of gitlab-she;;