- new FirebaseOnRest(uri)
- key()
- root()
- parent()
- toString()
- child(path)
- set(data, callback)
- push(data, callback)
- setAuth(auth) // auth token form generator
- unauth()
- once(event, callback)
- remove(callback)
- orderByKey()
- orderByChild(path)
- orderByValue()
- limitToFirst(num)
- limitToLast(num)
- startAt(value)
- endAt(value)
- equalTo(value)
- key()
- ref()
- val()
- numChildren()