Probably shouldn't include "I"

[hunterloftis]

This, with minFreq: 2 and collapse: true:

http://kotaku.com/an-album-a-minecraft-style-game-both-1625202335

Yields this:

[ 'video game', 'album', 'Rustie', 'I', 'song', 'musicians' ]

But blacklist: ['I'] weirdly drops it to ['album', 'song']