mjpg-streamer: Fix V4L2 option dependency selection and add camera led control option

Signed-off-by: Ted Hess <thess@kitschensync.net>
micropython: update to latest

Signed-off-by: Roger D <rogerdammit@gmail.com>
Merge pull request #621 from thess/mjpg-streamer-work2

mjpg-streamer: Fix V4L2 option dependency selection and add camera led c...
Merge pull request #622 from roger-/micropython

micropython: update to latest