bb.org the flasher needs rsync and dosfstools

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
bb.org: the console can be 2gb again

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
setup_sdcard.sh: bones: we only need the big 96Mb partition if shipping: --beagleboard.org-production

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
setup_sdcard.sh: use --bbb-old-bootloader-in-emmc to force /uEnv.txt in boot partition

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>