Update markdown reference to external issues
Conflicts:
	lib/gitlab/markdown.rb

Rename enterprise linux to centos

/cc @jacobvosmaer

See merge request !166

Appearances to appearance

See merge request !170

Issue imporve ldap group link error msg

I've improved the flash message with the exact error.

See merge request !168

Feature 120 multiple ldap groups

Fixes issue found in QA tests

- #158 inconsistent success behaviour for admin#ldap
- #157 Wrong navigation bar in group/ldapgrouplinks

See merge request !164

Documentation for multiple LDAP group links

See merge request !165

Improve explanation of the LDAP permission reset

See merge request !163

Fixes #157

Add support for multiple LDAP groups per Gitlab group

concerns #120

See merge request !143

Conflicts:
	app/models/group.rb
	app/views/groups/members.html.haml
	db/schema.rb

Packages for 7.2.1-ee

See merge request !162

Add 7.2.0-ee packages for Centos 7

See merge request !161

Unsubscribed email and doc update

Fixes #152

/cc @jacobvosmaer @job @sytse

See merge request !159

Show group sharing members

Fixes #140

/cc @jacobvosmaer @job @sytse

See merge request !158

Ldap group sync hints

See merge request !157