Add Logo to header
Fix logo path in docs
Fix logo path in docs, take 2
Get SVG fallback with .no-js working for real

Also updates to the latest cf-component-demo and rebuilds docs.
Merge from upstream

Conflicts:
	docs/cf-enhancements/index.html
	docs/cf-enhancements/main.ie.html
	docs/misc/index.html
	docs/misc/main.ie.html
	static/css/main.ie.min.css
	static/css/main.min.css
Remove obsolete CSS
Merge pull request #138 from Scotchester/gh-pages

Add logo to header
Merge branch 'gh-pages' of github.com:cfpb/cfgov-refresh into templates