docs: Remove nrd manpage

Change-Id: Ib6185c5e32ccbe01ea3803e2e9fb50749ffc9bfe
Refs: #2489
diff --git a/docs/conf.py b/docs/conf.py
index 2ad1376..37384b8 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -241,7 +241,6 @@
 # (source start file, name, description, authors, manual section).
 man_pages = [
     ('manpages/nfd', 'nfd', u'Named Data Networking Forwarding Daemon', None, 1),
-    ('manpages/nrd', 'nrd', u'NFD RIB Daemon', None, 1),
     ('manpages/ndn-autoconfig-server', 'ndn-autoconfig-server',
         u'NFD Auto-configuration Server', None, 1),
     ('manpages/ndn-autoconfig', 'ndn-autoconfig',
diff --git a/docs/manpages/nrd.rst b/docs/manpages/nrd.rst
deleted file mode 100644
index 31fb384..0000000
--- a/docs/manpages/nrd.rst
+++ /dev/null
@@ -1,34 +0,0 @@
-NRD (NFD RIB Daemon)
-====================
-
-Usage
------
-
-::
-
-    nrd [options]
-
-
-Description
------------
-
-NRD is a complementary daemon designed to work in parallel with NFD and to provide
-services for Routing Information Base management and constructing NFD's FIB:
-
-* prefix registration from applications;
-* manual prefix registration;
-* prefix registrations from multiple dynamic routing protocols.
-
-NRD's runtime settings may be modified via `rib_*` sections in NFD's configuration file.
-
-Options:
---------
-
-``--help``
-  Print this help message.
-
-``--modules``
-  List available logging modules
-
-``--config <path/to/nfd.conf>``
-  Specify the path to nfd configuration file (default: ``${SYSCONFDIR}/ndn/nfd.conf``).