Remove unused title parameter.

It is always overridden by to humanized source branch name by
MergeRequests::BuilService, which is used by new_project_merge_request_path.
add sign-in count

add sign-in count to admin section profile view
add HSTS Policy warning

Add warning about HSTS header as it means user will need to provide secure connection access to site for next 24 months from page view. See https://en.wikipedia.org/wiki/HTTP_Strict_Transport_Security for more details.
Source repo is now clickable.
Factor issue and edit MR form label field and submit.
Remove test line without effect because no should.
Factor out Emoji parsing using html-pipeline-gitlab
Fix milestone link in issue. Closes #174 (gitlab.com).
Fix attachment upload link bug caused by introduction of zen mode.
Simplify custom MR good commit message hint.
Improve new file commit placeholder.
Improve remove file textarea placeholder.
Replace :erb filter with plain HAML.
Remove blame lines added leading whitespace.
Remove I18n.enforce_available_locales deprecation message

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
Fail harder in the backup script

This change also shows the output of failed Git commands during the
backup.
Disable dropzone in ZEN mode
Search for 'div-dropzone' correctly
Fix identation.
Move third party below the installation section and hint at the Omnibus packages.