Release v2.1.0

Merge pull request #39 from rcxwhiz/dev

2.1.0

Release v2.0.0

Consolidated implementations of Hierarchical Model. Improved performance and documentation.

Release v1.2.0

Merge pull request #33 from rcxwhiz/dev

1.2.0 changes

Release v1.1.0

This release mostly adds a lot of testing, and does some refactoring to satisfy all the testing and improve the structure of the project.

Release v1.0.2

I forgot to bump the package version.