renew docs
renew docs
Merge branch 'master' of github.com:hiroeorz/marionet-device
Merge branch 'master' of github.com:hiroeorz/marionet-device
Merge branch 'master' of github.com:hiroeorz/marionet-device
Merge branch 'master' of github.com:hiroeorz/marionet-device
update docs