update install to use recipes

Conflicts:

	doc/installation.md

Signed-off-by: Nihad Abbasov <narkoz.2008@gmail.com>
Merge branch 'master' into stable
Merge branch 'master' into stable
Merge branch 'master' into stable
Merge branch 'master' into stable
Merge branch 'master' into stable
Merge branch 'master' into stable
Merge branch 'master' into stable
Fix installation docs
Merge branch 'master' into stable

Conflicts:
	doc/install/installation.md
Devise locale updated to stay consistent with GitLab
Merge pull request #2172 from skarphet/patch-1

Devise locale updated to stay consistent with GitLab
Only owner of current namespace can change project namespace
Admin can move project to ANY namespace. Updated permissions page
overflow: auto so content won't break layout #1612
Merge pull request #2176 from koenpunt/gh-issue-1612

Fix for #1612 `overflow: auto` so content won't break layout
Update pygments.rb

Fixes #1774
Merge pull request #2177 from riyad/update-pygments.rb

Update pygments.rb
Restyled services page in order to make it more usable
Only owner can remove project