Don't email omniauth created users
fix: grouping by date desc doesn't sort it too
default gitlab.relative_url_root to ENV['RAILS_RELATIVE_URL_ROOT']
Fix image url for emoji.
Include Riyad Preukschas suggestions.
Move graph module from lib or vendor directory to app directory.

Because not autoloading lib directory at development mode.
Fix the commits are not ordered commiter date.

It is fixed that the date label of network graph is broken.
Finding free space from the way near commit which is downward
Update doc/install/databases.md

Remove prompt $ from code line for uniformity
It improves detecting an overlap of a line
A tip is made slanting.
Commits are arranged below their first parent.
Show gravatar icon on tooltip.
Fix spinach errors.
Corrected some typos in gitlab.yml.example comments
Replacing the development guide.
Small fixes and better quoting.
Sidekiq replaced resque.
Refer to virtual machine from the installation document.
Merge pull request #3125 from dosire/development-doc-in-repo

Development doc in repo