Add .icon-link class with modifiers
Link styling updates
Remove commented lines
Improve block on mobile implementation
Merge from upstream

Conflicts:
	docs/misc/index.html
	docs/misc/main.ie.html
	static/css/main.ie.min.css
	static/css/main.min.css
	static/css/misc.less
Rearrange to remove the need for !important
Some slight icon-link icon output refactoring
Merge pull request #197 from Scotchester/links

Links