added license to the relevant directories
added license to the relevant directories

git-svn-id: 6fd85abfa91449a47dbbdf224cd923194cc24faf@16 dcddef73-2b9d-49fe-a651-d05a6fa2f102

alexlib/3dptv_tcltk,3dptv/3dptv,3dptv/3dptv,alexlib/3dptv_tcltk