[boot] start booster after lipstick

Signed-off-by: Pekka Lundstrom <pekka.lundstrom@jollamobile.com>
[systemd] restart booster if crash

Signed-off-by: Pekka Lundstrom <pekka.lundstrom@jollamobile.com>
restart booster if crash

Signed-off-by: Pekka Lundstrom <pekka.lundstrom@jollamobile.com>
Merge pull request #2 from plundstr/master

start booster after lipstick and restart on crash