Removed cdb.init
Merge branch 'master' into removeCdbInit

Conflicts:
	t/03-cartodbjs-ground-up/lesson-2/jsfiddle_demo_layercontrols/demo.js
	t/03-cartodbjs-ground-up/lesson-2/jsfiddle_demo_multilayer/demo.js
	t/03-cartodbjs-ground-up/lesson-2/jsfiddle_demo_toggles_and_slider/demo.js
Merge branch 'removeCdbInit'