tools: nfdc route commands accept and print RouteOrigin strings

refs #3987

Change-Id: I47594546e3fe9279fff5ea6ade9ce38cb3b05b6c
diff --git a/tools/nfdc/command-definition.hpp b/tools/nfdc/command-definition.hpp
index 47c6af3..813e744 100644
--- a/tools/nfdc/command-definition.hpp
+++ b/tools/nfdc/command-definition.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /**
- * Copyright (c) 2014-2016,  Regents of the University of California,
+ * Copyright (c) 2014-2017,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -90,7 +90,13 @@
    *
    *  The argument appears in CommandArguments as ndn::nfd::FacePersistency.
    */
-  FACE_PERSISTENCY
+  FACE_PERSISTENCY,
+
+  /** \brief route origin
+   *
+   *  The argument appears in CommandArguments as ndn::nfd::RouteOrigin.
+   */
+  ROUTE_ORIGIN,
 };
 
 std::ostream&