Clean Video (Including Chopping Commericals)

More dependencies documented.
I had forgotten about them.
Encode Audio at Lower Bitrate

We aren’t going to re-encode it in mplayer because ubuntu hates the
mplayer AAC plugins.
Alter Comskip Class

Rather than returning an EDL file path return a chapter list.
Proper EDL Cleanup

Delete the files after they are used.
Update README

Mencoder never does what I want.
Boo.
Change the order of encoding.

Cutting commercials didn’t work.
I’ll have to encode chapters instead.