dlwh/breeze — pull request #6 by schmmd (2012-09-10 20:22:01+00:00)
Title: Made PTBTokenizer and object since it has no state.

Previously the object contained an instance of the class, which is somewhat a Java approach to having a singleton. Having just a singleton is more self-documenting and cleaner Scala IMO. Not a big deal, but I thought I'd mention it.