added license for map pandora
added license for map pul1ctf
added license for texture basic256
added license for texture folder dsi
added license for texture folder Q009
added license for sound folder Q009\ambience
added license for map skycastle-r
added license for map dust6
changed burg_readme for including license
deleted skybox wasteland for no appropriate license
deleted skybox comawhite for missing fitting license
added license for map trafic
added license for map tejen
added license for map spacion
added license for map retribution
added licenses for maps freight and obidos