Updated the GNU LGPL header. Added some comments.
Updated the GNU LGPL header. Added some comments.

zcnet4/vld,akaStiX/vld,akaStiX/vld,smanders/vld,ioannis-e/vld,dmoulding/vld,KindDragon/vld,erdincay/vld,dmoulding/vld,erdincay/vld,slideclick/vld,zcnet4/vld,smanders/vld,slideclick/vld,KindDragon/vld,ioannis-e/vld