Version: 1.2
Date: 2019-05-10
Text: Fixed bug so that cv() function worked for leave-one-out cross
        validation.

Version: 1.1
Date: 2017-11-09
Category: Changes
Text: Fixed bug that caused cv() function to fail when clinical formula
        only had one predictor.

Version: 1.1
Date: 2017-11-09
Category: Changes
Text: Updated email address.

Version: 1.0
Date: 2016-06-29
Text: