VirtualBox + CentOS6.5
Installing GNOME GUI on CentOS 6.5
http://www.sysads.co.uk/2014/01/installing-gnome-gui-centos-6-5/
VirtualBoxのCentOS6.5にGuest Additionsをインストールする
http://blog.livedoor.jp/yoka3/archives/4283395.html
Auto Login a User with CentOS 6.4 x86_64
http://rricketts.com/auto-login-a-user-with-centos-6-4-x86_64/