Added GNU GPL V2

Added standard GNU GENERAL PUBLIC LICENSE V2 (as shown in header
License: GPL-2.0+
License URI: http://www.gnu.org/licenses/gpl-2.0.html) from
http://choosealicense.com/
Removed Universal Content Containers Padding

Removed padding in "Universal Content Containers" (for Screens 0px -
767px) to create a more universal view on mobile devices.