0.9.0 - 2009-08-05
  * Supporting Ruby >= 1.9.2 via ruby_parser
0.8.2 - 2008-07-20
  * Some cleanup.
  * Bumped up dependency on ParseTree to 3.0.
0.8.1 - 2008-12-17
  * Fixed ParseTree dependency
  * Added license file.
0.8.0 - 2007-11-28
  * Initial Release