Added Ryan Grove's LazyLoad & co release 2.0.3

See http://wonko.com/post/painless_javascript_lazy_loading_with_lazyload
    http://wiki.whatwg.org/wiki/Dynamic_Script_Execution_Order
    http://www.zachleat.com/web/load-css-dynamically/
Added LABjs (http://labjs.com/), master branch @ ~release v2.0.3