rib: Integrating NRD code into NFD codebase

Change-Id: I3e548f974255f62a4680cfc6c12be3bb7a3db4d2
Refs: #1486
diff --git a/docs/manpages.rst b/docs/manpages.rst
index da28853..ff5630a 100644
--- a/docs/manpages.rst
+++ b/docs/manpages.rst
@@ -3,5 +3,6 @@
 
 .. toctree::
    manpages/nfd
+   manpages/nrd
    manpages/ndn-autoconfig
    manpages/ndn-autoconfig-server