added natsort to requirements
added natsort to requirements

beville/ComicStreamer,beville/ComicStreamer,Tristan79/ComicStreamer,davide-romanini/ComicStreamer,beville/ComicStreamer,davide-romanini/ComicStreamer,Tristan79/ComicStreamer,Tristan79/ComicStreamer,beville/ComicStreamer,davide-romanini/ComicStreamer,Tristan79/ComicStreamer,davide-romanini/ComicStreamer