gammit 0.3.1

Refactor and extend most functions as done in mixedup

gammit 0.3.0

Build package website.

gammit 0.2.5

Added a NEWS.md file to track changes to the package.

gammit 0.2.1

Imported visibly's plot_gam functionality

gammit 0.2.0

Add predict_gamm

gammit 0.1.0

Added basic functionality