Temporary fix for #4305: Cant preview attached png images on notes; attachment.secure_url returns an url which is accessible
Merge remote-tracking branch 'upstream/master' into fix-4305
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
# Fix description Typo
Adjust MySQL limits for existing installations
Move the adapter check to the migration
Move changelog entries to 6.9.0
Ensure git user can create the database. Fix #175
Multiple grammar/typo fixes in web hooks help
Add scoping to ldap lookup when only dn given
 Merge branch 'fix-grammar-help-webhooks' into 'master'

Fix grammar and typos in Webhooks help

This MR gets rid of some typos and wrong grammar in [help/web_hooks](https://gitlab.com/help/web_hooks).
Make sure that tests pass when aws group is used.