use new version of Kickoff
update Grunt
update docs and demos
add more showcase items to home page
update layouts and includes
update jekyll config
update npm deps
compile css
compile js
update grid demo. removed splits and shunts
updates related to grid demo page
updates related to grid demo
update footer content
fixes broken images
less>sass
fixes error
added media query explanation
massive improvement to yeoman generator docs
fix broken images
increase body copy size