ci: speed up code-coverage jobs

some documentation updates

refs #3809

Change-Id: I0c837a3b8f0f5e5e15d20ba41418bf17660fffb5
diff --git a/docs/index.rst b/docs/index.rst
index e75dec9..9bc19ef 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -2,9 +2,9 @@
 =============================================
 
 NFD is a network forwarder that implements and evolves together with the Named Data
-Networking (NDN) `protocol <http://named-data.net/doc/ndn-tlv/>`__. After the initial
+Networking (NDN) `protocol <https://named-data.net/doc/ndn-tlv/>`__. After the initial
 release, NFD will become a core component of the `NDN Platform
-<http://named-data.net/codebase/platform/>`__ and will follow the same release cycle.
+<https://named-data.net/codebase/platform/>`__ and will follow the same release cycle.
 
 NFD Documentation
 -----------------
@@ -41,15 +41,15 @@
 
 **Additional documentation**
 
-* `NFD Developer's Guide <http://named-data.net/techreport/ndn-0021-3-nfd-developer-guide.pdf>`_
+* `NFD Developer's Guide <https://named-data.net/wp-content/uploads/2016/10/ndn-0021-7-nfd-developer-guide.pdf>`_
 
   A comprehensive guide to the design and implementation of NFD. The developer's guide also contains
   suggestions and hints for anyone wanting to modify or extend NFD.
 
-* `NFD Wiki <http://redmine.named-data.net/projects/nfd/wiki>`_
+* `NFD Wiki <https://redmine.named-data.net/projects/nfd/wiki>`_
 
-  + `NFD Management protocol <http://redmine.named-data.net/projects/nfd/wiki/Management>`_
-  + `NFD Configuration file format <http://redmine.named-data.net/projects/nfd/wiki/ConfigFileFormat>`_
+  + `NFD Management protocol <https://redmine.named-data.net/projects/nfd/wiki/Management>`_
+  + `NFD Configuration file format <https://redmine.named-data.net/projects/nfd/wiki/ConfigFileFormat>`_
 
   The NFD Wiki contains detailed protocol specifications and
   information for building on unsupported platforms.