Merge pull request #3603 from axilleas/os-name

Added os_name support for systems running systemd.
Merge pull request #3583 from karlhungus/update_dev_setup_to_not_use_hard_coded_path_to_gitlab_shell

Updated setup to reference the gitlab-shell var
Merge pull request #3315 from yujinakayama/fix-project-summary-box-overflow

Fix overflow of text in the project summary box in Chrome and Safari
Merge pull request #3209 from tsl0922/master

Fix: API 500 error when project does not exists
Invoke shell setup after backup restore
Minor usability improvements
Show last commit for tree
remove unicorn config since we use puma now
Keep update docs inside repo so people can submit PR
move promo section in shared partial
Fix issues search overflow on low res.
Increase usage of $primary_color variable
hime last push widget if user already has MR created
Show CI status even for closed MR. Use green bg for "Merged by username" message and red for closed one
use green bg for merged MR badge
Redesign team.members pages
Merge pull request #3625 from chr1831/master

Use secure Gravatar url when https is set to true in the configuration
Assignees are now sorted alphabetically.
5.1 rc1
Add support for git-archive in gitlab internal api