remove supertab from main plugin dir
refresh bundles [automated]: https://github.com/scrooloose/syntastic.git @ 0de089b85d1bbc9d1866f7ef600d5a348d242243
refresh bundles [automated]: https://github.com/ervandew/supertab @ 7a32e0866bfea26cf7781935289df131d1d0c0e0
add supertab to bundle