Version 0.2: 24 March 2011 * Initial release to go along with submission of "Binders Unbound". Version 0.2.1: 28 March 2011 * Massive update to documentation. Version 0.2.2: 29 March 2011 * Add MonadFix instances for FreshM and LFreshM. Thanks to Job Vranish for the suggestion. Version 0.2.3: 20 April 2011 * Fix minor bugs in - tutorial/Tutorial.lhs - examples/Abstract.hs - examples/STLC.hs Thanks to Ki Yung Ahn for the reports. Version 0.2.4: 13 July 2011 * Fix bug in mkPerm which caused unbind2 to unexpectedly fail when dealing with binders with non-disjoint sets of names. Thanks to Sean Leather for the report. * Clean up some compiler warnings.