Merge branch '6-8-ee' into 'master'

WIP 6.8 EE Release post

/cc @sytses @marin @dzaporozhets @jacobvosmaer @Marc.Radulescu

source/_posts/2014-04-25-gitlab-ee-6-8-release.markdown

+---
+layout: post
+title: GitLab Enterprise Edition 6.8 Release
+date: April 25, 2014
+author: Job van der Voort
+---
+Today we've released [GitLab Enterprise Edition](/gitlab-ee/) 6.8.0. 
+GitLab is an open source code hosting and project managament application.
+In addition to the [improvements in GitLab Community Edition 6.8](/2014/03/21/gitlab-6-dot-8-released/), GitLab Enterprise Edition 6.8.0 contains the following improvements.
+
+<!--more-->
+
+### Branded Login Page
+
+You can now customize the sign in page with custom text and a logo of your choice.
+
+[![screenshot](/images/6_8/branded_login.png)](/images/6_8/branded_login.png)
+
+
+### LDAP email synchronization
+
+Now, the email of LDAP users gets updated automatically on login.
+
+### And much more!
+
+This release contains more than 600 commits, including many fixes and performance improvements.
+
+Our [subscribers](https://www.gitlab.com/subscription/) can download GitLab 6.8 Enterprise Edition from [GitLab.com](https://gitlab.com).
+