examples: Fixing error in ndn-simple-with-pcap

closes #24
diff --git a/examples/wscript b/examples/wscript
index b21629e..b33cbf3 100644
--- a/examples/wscript
+++ b/examples/wscript
@@ -50,3 +50,6 @@
 
     obj = bld.create_ns3_program('ndn-simple-with-cs-lfu', ['ndnSIM'])
     obj.source = 'ndn-simple-with-cs-lfu.cc'
+
+    obj = bld.create_ns3_program('ndn-simple-with-pcap', ['ndnSIM'])
+    obj.source = 'ndn-simple-with-pcap.cc'