Add Sheer support for the History post type
Single column History layout
Correctly sort by date within each History section
Two column History at 1200px and other style tweaks
Merge from upstream

Conflicts:
	static/css/main.css
	static/css/main.ie.css
	static/css/main.ie.min.css
	static/css/main.less
	static/css/main.min.css
Finalize History page design work (knock on wood)

Also updates cf-expandables and cf-pagination
Eliminate child selectors
Un-element history_elements
Merge from upstream

Conflicts:
	static/css/main.ie.min.css
	static/css/main.min.css
Merge pull request #167 from Scotchester/gh-pages

Add History page with timeline
Merge from upstream.