Rewrote init script.
Changes recommended by @axilleas
Corrections suggested by jacobvosmaer
Fixed failure to stop and added handling of failure to remove stale pid
Restart works again, grammar mistakes corrected.
Use normal font-weight for file names on tree view
Made script path flexible
Merge pull request #4920 from Rovanion/init-rewrite

Rewrote init script.
Update installation docs to use v1.7.1 of gitlab-shell
Merge pull request #4976 from robertd/master

Update installation docs to use v1.7.1 of gitlab-shell