Merge branch 'dz-bump-gitlab-shell' into 'master'

Bump gitlab-shell version to 4.0.0 New version includes gitlab-shell!102 and needed for https://gitlab.com/gitlab-org/gitlab-ce/issues/2772 See merge request !7200

Merge branch 'dz-bump-gitlab-shell' into 'master'
6cd508d4 · Dmytro Zaporozhets (DZ) · 696f09c7 · 0c2cd34f · 6cd508d4
Commit 6cd508d4 authored 8 years ago by Dmytro Zaporozhets (DZ) 🌴
--- a/GITLAB_SHELL_VERSION
+++ b/GITLAB_SHELL_VERSION
-3.6.6
+4.0.0