docs: Restructuring docs and adding new section about customizing Content Store and PIT
diff --git a/examples/ndn-grid-topo-plugin.cc b/examples/ndn-grid-topo-plugin.cc
index aa761da..6d0e042 100644
--- a/examples/ndn-grid-topo-plugin.cc
+++ b/examples/ndn-grid-topo-plugin.cc
@@ -55,11 +55,12 @@
   cmd.Parse (argc, argv);
 
   AnnotatedTopologyReader topologyReader ("", 25);
-  topologyReader.SetFileName ("src/ndnSIM/examples/topology/topo-grid-3x3.txt");
+  topologyReader.SetFileName ("src/ndnSIM/examples/topologies/topo-grid-3x3.txt");
   topologyReader.Read ();
 
   // Install CCNx stack on all nodes
   ndn::StackHelper ccnxHelper;
+  ccnxHelper.SetForwardingStrategy ("ns3::ndn::fw::BestRoute");
   ccnxHelper.InstallAll ();
 
   // Installing global routing interface on all nodes