[pre] Update pre-dependencys according Gitlab 5.0 documentation
[pre] Bump to patchlevel 327 for ruby 1.9.3 on squeeze
[pre] Remove gitlab user (gitlab-5.0 use now only one user, easier for me :-)
[gitlab-shell] :%s/gitolite/gitlab-shell/g, and some clean
[examples] Switch to gitlab 5.0 : Work In Progress…
Bump ruby version.

See https://github.com/gitlabhq/gitlabhq/pull/3305
Merge pull request #28 from vinodc/ruby-patch

Bumping ruby version.
[pre] Correct git login shell (Thanks vinodc) (refs: 688471a0f5040417a8ca6431bd197b94ef28bde7#commitcomment-2871022)
[gitlabshell] Add new gitlab-shell params, templating gitlab-shell install, and remove olds gitolite params
[server] Simple :%s/gitlab/git/g GitLab is now managed under one user
[server] Clean ssh keys configs and gitconfig
[examples] Update examples, big clean
[templates] Update gitlab init.d file (s/gitlab/git), use 5.0 gitlab.yml/unicorn.rb config files
[exmaples] Add gitlab domain, and clean olds files
[init] Correct gitlabshell sources, and update parameters infos
[server] Remove old ssh key depends (gitolite)
[doc] Update readme (tested on debian wheezy)
[info] Add warning about non fully tested redhat version
Merge pull request #30 from sbadia/gitlab_5.0

Gitlab 5.0