Added Danny Sag to AUTHORS.
Added Danny Sag to AUTHORS.

traxxas/cartridge,stephenmcd/cartridge,syaiful6/cartridge,wbtuomela/cartridge,ryneeverett/cartridge,traxxas/cartridge,syaiful6/cartridge,dsanders11/cartridge,stephenmcd/cartridge,wbtuomela/cartridge,jaywink/cartridge-reservable,dsanders11/cartridge,traxxas/cartridge,jaywink/cartridge-reservable,wyzex/cartridge,ryneeverett/cartridge,jaywink/cartridge-reservable,Parisson/cartridge,Kniyl/cartridge,Parisson/cartridge,dsanders11/cartridge,Parisson/cartridge,wyzex/cartridge,stephenmcd/cartridge,wyzex/cartridge,Kniyl/cartridge,wbtuomela/cartridge,Kniyl/cartridge,syaiful6/cartridge,ryneeverett/cartridge