Updated Ruby and Gitlab-Shell versions
Fix bug: valid Postgresql password being rejected
Feature: Configure vim as default editor
Clarifications: Postgres user login testing
Feature: Add support for Git 1.9.0
Gitlab only supports Ruby 2.0.x releases
Update Gitlab-Shell 1.9.1 support
Merge pull request #195 from nszceta/master

[Guide Update] Gitlab 6.6 - CentOS 6.5 Installation