Don't require key path to be set anymore. Instead, check some common places when NULL is passed as key path.
Don't require key path to be set anymore. Instead, check some common places when NULL is passed as key path.

vlc-mirror/libbluray,ShiftMediaProject/libbluray,ace20022/libbluray,Azzuro/libbluray,EdwardNewK/libbluray,mwgoldsmith/bluray,zxlooong/libbluray,Azzuro/libbluray,EdwardNewK/libbluray,UIKit0/libbluray,UIKit0/libbluray,Distrotech/libbluray,Distrotech/libbluray,EdwardNewK/libbluray,tourettes/libbluray,tourettes/libbluray,UIKit0/libbluray,mwgoldsmith/bluray,ace20022/libbluray,Azzuro/libbluray,koying/libbluray,ShiftMediaProject/libbluray,Distrotech/libbluray,ShiftMediaProject/libbluray,koying/libbluray,pingflood/libbluray,zxlooong/libbluray,pingflood/libbluray,koying/libbluray,vlc-mirror/libbluray,vlc-mirror/libbluray,Azzuro/libbluray,Distrotech/libbluray,ace20022/libbluray,tourettes/libbluray,pingflood/libbluray,UIKit0/libbluray,zxlooong/libbluray,vlc-mirror/libbluray,ShiftMediaProject/libbluray,mwgoldsmith/bluray,EdwardNewK/libbluray,tourettes/libbluray,ace20022/libbluray,koying/libbluray,mwgoldsmith/bluray