Title change highlight edge cases

Changing a title from

Clean up the `Projects::UpdateMirrorService spec`

to

Clean up the `Projects::UpdateMirrorService` spec

produces:

Screen_Shot_2016-06-04_at_3.48.22_PM

See https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/436

Changing the title from

Enable Gzip compression for CSS, SVG, JS assets

to

Enable Gzip compression for CSS, SVG, JS assets - www.gitlab.com

produces:

Screen_Shot_2016-05-30_at_10.41.00_PM.png

See gitlab-com/www-gitlab-com#693 (closed)

cc @DouweM