rename  GitlabV41 to GitlabV4
add repos and deploy_keys for gitlab_v5
add merge request to gitlab payload
fixed model/repo#is_private
remove exceptions from gitlab session
fixed repo names in gitlab
Revert "remove exceptions from gitlab session"

This reverts commit 5c4ef511d2967c6a69f46df666cbf4e04bb2acb7.
fixed gitlab delete request
Merge branch 'gitlab5'
version bump