Merge tag '0.0.11' into develop

0.0.11
Update dummy device tokens.
Add Application without test.
Basically remove authbucket/oauth2-php dependency.
Add ApplicationController.
Rename Service* as Variant*.
Update client_id as application_id.
Update VariantInterface.
Renew DeviceInterface with CRUDL test case.
Add MessageInterface.
Revamp push/register with JSON/XML support.
Revamp push/unregister with JSON/XML support.
Merge branch 'release/0.0.12'