core: use Boost.Log for logging

This makes the logging backend asynchronous

Change-Id: Ib3417e2ae424c5ae7237c071dc4698ca9769a33c
Refs: #2513
diff --git a/daemon/face/udp-factory.cpp b/daemon/face/udp-factory.cpp
index cc60a63..e905a0b 100644
--- a/daemon/face/udp-factory.cpp
+++ b/daemon/face/udp-factory.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /**
- * Copyright (c) 2014-2015,  Regents of the University of California,
+ * Copyright (c) 2014-2016,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -110,7 +110,7 @@
                                 "endpoint is already allocated for a UDP multicast face"));
   }
 
-  channel = make_shared<UdpChannel>(endpoint, timeout);
+  channel = std::make_shared<UdpChannel>(endpoint, timeout);
   m_channels[endpoint] = channel;
   prohibitEndpoint(endpoint);