Don't email omniauth created users
fix: grouping by date desc doesn't sort it too
fix build failure

(https://travis-ci.org/gitlabhq/gitlabhq/builds/3593153)
default gitlab.relative_url_root to ENV['RAILS_RELATIVE_URL_ROOT']
Fix image url for emoji.
Include Riyad Preukschas suggestions.
Capistrano deployment example scripts
allow force=yes rake gitlab:setup for capistrano deploy:cold
deploys under git user
Distorted lines in `diff`

Distorted lines in `diff` when viewing files `windows-style-line-separator: \r\n`
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.
Data converting migrations was wrong. Fixed
Fix project transfer error
Finding free space from the way near commit which is downward
Developers can merge MR if target branch is not protected
use system call to start sidekiq
Merge pull request #3101 from tsl0922/master

Fix project transfer error
Merge pull request #3098 from Undev/important-migrations-fix

IMPORTANT! Data converting in migrations was wrong. Fixed
trying new readme