Add rake task to install or upgrade gitlab-shell installation.
Add documentation for new rake task to install gitlab-shell.
Editing preview
Fix typo in documentation
Commit message textareas have 72 char mark line.
Fix bug in which a line count without empty lines was incorrectly used
start writing deploy key to multiple projects
Expose archive status of projects in API

That way clients like Gitlab CI can decide to show or hide projects
based on that information
Add info about exposed Project::archived to API docs
Ensure git user can create the database. Fix #175
Serve a file if in wiki.
Add support for side-by-side inline comments
start to make the monthly release doc a step by step guide
Added Laravel API Wrapper
Replace 6.0-to-6.7.md with 6.0-to-6.8.md
Use gitlab-shell 1.9.3
Fix unclear text in broadcast message view.
do not html encode plaintext part of emails for push notifications

Also-by: Andrew Karpow <andy@ndyk.de>
Typo fix
Merge branch 'update/6.0-to-6.8' into 'master'

Replace 6.0-to-6.7.md with 6.0-to-6.8.md