Merge branch 'hotfix'
compatibilified gradient Mixin
Merge branch 'rel-v3_1_3' into develop
Merge branch 'rel-v3_1_3'
added text decoration
cleaned up vertical rhythm spacing classes
added semantic text to icon links
added course number to math section
removed 'first' Interface from HTML
Merge branch 'feat-spacing' into develop
wrapped locations in resume with 'geo'
Merge branch 'feat-home' into develop
Merge branch 'develop'

tag v3.1.4
Merge branch 'master' into feat#18

Conflicts:
	TODO.md
	core/styles/_vert.less
	core/styles/all.css