Remove deprecated finders
Updated gitlab.yaml.example's issue_closing_pattern to single quotes

… (misused double quotes here)
Explain how to use AD userPrincipalName for logins
Further explain userPrincipalName settings
 Merge branch 'user_principal_name' into 'master'

Explain how to use userPrincipalName as the username with AD
Merge pull request #6094 from sinm/patch-1

Updated gitlab.yaml.example's issue_closing_pattern to single quotes
Remove deprecated twitter handle.
 Merge branch 'remove-old-twitter' into 'master'

Remove Old Twitter
Use 6-5 branch in installation docs

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
Version 6.5.0

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
Add public assets to gitignore

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
Replace 6.0-to-6.4.md with 6.0-to-6.5.md
 Merge branch 'doc/6-0-to-6-5' into 'master'

Replace 6.0-to-6.4.md with 6.0-to-6.5.md
Remove GitHub mention because we also have a GitLab issue tracker now.
 Merge branch 'remove-github' into 'master'

Remove github specific mention of issue tracker
Warn against RVM.
Spelling mistake and add links.
No need for code tag here.
 Merge branch 'ugly-reference' into 'master'

Ugly Reference

This prevents it displaying as < code > on https://gitlab.com/gitlab-org/gitlab-ce/blob/master/doc/install/installation.md
 Merge branch 'warn-against-version-managers' into 'master'

Warn Against Version Managers