v1.4 removed SQL dependency

v0.55 bootstrapping

v0.41
* Fixed some unit test bugs from v0.40. Addresses issue #37 on GitHub.

v0.40
* jack knifing enabled with hashes

v0.37 
* mashtree reps more stablized; reps unit test

v0.36
* Fixed a bug with multithreaded accurate mode (--min-depth 0) and bumped the version up so that cpan could catch it.