Introduced backbone.jade

backbone.jade defines the global HTML including the head and scripts.

layout.jade as well as index.jade now extend backbone.jade.

stylesheets/ cleaned up: files removed and renamed into css/
Refactor ken.css into custom.css

Introducted a backbone.jade which allowed for index.jade to share code with the pages with different UI (navbar).

stylesheets/ cleaned up: renamed as css/, removed unreferenced slick.css, ken.css renamed as custom.css
Introduced backbone.jade

Merge branch 'master' of https://github.com/justinyangusa/angelhack

backbone.jade allows index.jade to share code with other pages

Conflicts:
	framework/public/css/custom.css
	framework/public/stylesheets/custom.css
	framework/public/stylesheets/ken.css