Prepare release 0.8.1

Refs: #5250
Change-Id: I99931c1300cd752554aea764e9688d027b5de29e
diff --git a/docs/manpages.rst b/docs/manpages.rst
index 7f01d30..c378ea7 100644
--- a/docs/manpages.rst
+++ b/docs/manpages.rst
@@ -2,9 +2,9 @@
 =========
 
 .. toctree::
-    :glob:
-    :maxdepth: 1
+   :glob:
+   :maxdepth: 1
 
-    ndn-client.conf <manpages/ndn-client.conf>
-    ndn-log: ndn-cxx logging <manpages/ndn-log>
-    manpages/ndnsec*
+   ndn-client.conf <manpages/ndn-client.conf>
+   ndn-log: ndn-cxx logging <manpages/ndn-log>
+   manpages/ndnsec*