Merge branch 'pages-6-1-gitlab-10-5' into 'security-10-5'

Update gitlab-pages version (GitLab 10.5)

See merge request gitlab/gitlabhq!2330

(cherry picked from commit 2c6ce6ff3efe4e5a7a6dc9a79a48e9c5ebad1a29)

15f8d4a6 Update gitlab-pages version

GITLAB_PAGES_VERSION

-0.6.0
+0.6.1