minor code cleanups
minor code cleanups

- use containsObject instead of indexOfObject
- inline a declaration that had no reason to not be
- stop underlines slipping 1pt outside of bounds

wait10000y/MGBoxKit,yaoxiaoyong/MGBoxKit,wait10000y/MGBoxKit,youprofit/MGBoxKit,rtsbtx/MGBoxKit,rtsbtx/MGBoxKit