A number of editorial corections:

* AppLauncher API: The feature string http://webinos.org/api/applauncher, that identifies both the launch and check functions of the APIwas added to the API specification.
* App2App Messaging API: Fixed sendTo example to use sendTo(), not send().
* Contacts API: Fixed error handling to use DOError, not DOMException.
* DeviceStatus API: Updated Enum DeviceType.
* ServiceDiscovery API: Corrected Geolocation API feature string in code example.