v0.13.1 - 2021-12-22

This release adds support for passing tabular constraints to the HMA1 model, and adds more explicit error handling for
metric evaluation. It also includes a fix for using categorical columns in the PAR model and documentation updates
for metadata and HMA1.

Bugs Fixed

• Categorical column after sequence_index column - Issue #314 by @fealho

New Features

• Support passing tabular constraints to the HMA1 model - Issue #296 by @katxiao
• Metric evaluation error handling metrics - Issue #638 by @katxiao

Documentation Changes

• Make true/false values lowercase in Metadata Schema specification - Issue #664 by @katxiao
• Update docstrings for hma1 methods - Issue #642 by @katxiao