Added some guards against imported sequences into settings being an unexpected type (list vs tuple).
Added some guards against imported sequences into settings being an unexpected type (list vs tuple).

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