face+table: move EndpointId typedef out of Transport and use it in table

refs: #4843

Change-Id: I2b200518a57b21d66eae4360166afda31c3bf11b
diff --git a/daemon/face/multicast-udp-transport.hpp b/daemon/face/multicast-udp-transport.hpp
index 72498d0..bea7cb4 100644
--- a/daemon/face/multicast-udp-transport.hpp
+++ b/daemon/face/multicast-udp-transport.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2018,  Regents of the University of California,
+ * Copyright (c) 2014-2019,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -40,7 +40,7 @@
 // that would cause an implicit instantiation to take place, in every translation
 // unit in which such a use occurs".
 template<>
-Transport::EndpointId
+EndpointId
 DatagramTransport<boost::asio::ip::udp, Multicast>::makeEndpointId(const protocol::endpoint& ep);
 
 /**