*** Storage: https://github.com/mozilla-b2g/gaia/blob/master/apps/settings/js/app_storage.js
** Environment:
*** Ambient Light: http://www.w3.org/TR/ambient-light/
*** Storage: https://github.com/mozilla-b2g/gaia/blob/master/apps/settings/js/app_storage.js
** Environment:
*** Ambient Light: http://www.w3.org/TR/ambient-light/