docs: add a manpage for ndn-log

This commit also removes reference to non-existing ndnsec-validator.conf

refs: #3918, #4184

Change-Id: I0413a2418db18db07ed9803ed6c9789374a56ded
diff --git a/docs/conf.py b/docs/conf.py
index f506208..6c4682d 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -63,7 +63,7 @@
 
 # General information about the project.
 project = u'ndn-cxx: NDN C++ library with eXperimental eXtensions'
-copyright = u'Copyright (c) 2013-2015 Regents of the University of California.'
+copyright = u'Copyright (c) 2013-2017 Regents of the University of California.'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
@@ -252,9 +252,8 @@
     ('manpages/ndnsec-set-default',  'ndnsec-set-default', 'part of NDN security tools', None, 1),
     ('manpages/ndnsec-sign-req',     'ndnsec-sign-req',    'part of NDN security tools', None, 1),
     ('manpages/ndnsec-unlock-tpm',   'ndnsec-unlock-tpm',  'part of NDN security tools', None, 1),
-    ('tutorials/security-validator-config', 'ndnsec-validator.conf',
-     'NDN trust validator configuration file', None, 5),
-    ('manpages/ndn-client.conf', 'ndn-client.conf',  'Configuration file for NDN platform', None, 5),
+    ('manpages/ndn-client.conf',     'ndn-client.conf',    'Configuration file for NDN platform', None, 5),
+    ('manpages/ndn-log',             'ndn-log',            'ndn-cxx logging',                     None, 7),
 ]