Add git-daemon to cgit server.

* modules/cgit/files/git.xinetd: Configure git xinetd

* modules/cgit/manifests/init.pp: Install git xinetd file and make sure the
* service is running.

Change-Id: I7686b1cacd257e2aa519885b969272055a74e48e
Merge "Add git-daemon to cgit server."