Updated copyright in source files
Removed some unused classes
Replaced GPL v3 with GPL v2; PLEASE, note that GPL v2 still allows the code is used under the terms of later versions of GPL, depending upon the will of the user, so no right is being diminished
Added GPL v2 license text
Removed unused animations
Removed useless file
Added copyright and license notice in animation files
Removed usused drawable; list_selector rewritten from scratch with new license (and color fixed for Android before ICS)