message: Fix a typo in Transport.getDTLSState() method name
diff: @@ -447,7 +447,7 @@ class Transport
  * Get current dtls state for transport
  * @returns {String} DTLS connection state as per the w3c spec "new", "connecting", "connected", "closed", "failed"
  */
  - getDTLSSatate()
  + getDTLSState()
  {
  return this.dtlsState;
  }
  