Increase default image size for BananaPi, per #204
Increase default image size for BananaPi, per #204

freebsd/crochet,teverett/crochet-freebsd,brd/crochet,dankm/crochet-freebsd,dankm/crochet-freebsd,HardenedBSD/crochet,teverett/crochet-freebsd,HardenedBSD/crochet,freebsd/crochet,brd/crochet,brd/crochet