Added simple 'cb revert' which is similiar to 'git checkout'.
treefec88ccb6e213dae660a610778f9e1c46eef5df9
-rwxr-xr-x 49 cb
drwxr-xr-x - cuibap
-rw-r--r-- 581 default.yaml
drwxr-xr-x - images
drwxr-xr-x - smilies
drwxr-xr-x - styles
drwxr-xr-x - templates