feat(gallery): more gallery styles (mobile)
feat(gallery): mobile gallery style improvements
fix(figure): images in figures now center properly
feat(colorbox): added Colorbox for galleries
feat(colorbox): added Colorbox support for galleries
feat(colorbox): added Colorbox support for galleries
feat(colorbox): added Colorbox styles
feat(colorbox): moved Colorbox CSS to functions.php

It seems smarter to NOT have Colorbox crammed into the theme CSS
feat(colorbox): updated Colorbox styles and included images