mgmt+face: move protocol-specific face creation checks into protocol factories

Also brought implementation of faces/create in line with design

refs #3731

Change-Id: I4f48079136b42c7fdbd4fdfba37116d2565f9dc1
diff --git a/daemon/face/channel.hpp b/daemon/face/channel.hpp
index 640395a..19beb7f 100644
--- a/daemon/face/channel.hpp
+++ b/daemon/face/channel.hpp
@@ -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,
@@ -41,7 +41,7 @@
  * \brief Prototype for the callback that is invoked when the face
  *        fails to be created
  */
-typedef function<void(const std::string& reason)> FaceCreationFailedCallback;
+typedef function<void(uint32_t status, const std::string& reason)> FaceCreationFailedCallback;
 
 
 class Channel : noncopyable