Merge pull request #5935 from nmoura/patch-1

Changed sudo by su -c in init script

lib/support/init.d/gitlab

@@ -40,7 +40,7 @@ test -f /etc/default/gitlab && . /etc/default/gitlab
 
 # Switch to the app_user if it is not he/she who is running the script.
 if [ "$USER" != "$app_user" ]; then
-  sudo -u "$app_user" -H -i $0 "$@"; exit;
+  eval su - "$app_user" -c $(echo \")$0 "$@"$(echo \"); exit;
 fi
 
 # Switch to the gitlab path, exit on failure.