Solving a couple of bugs resulting from the packet format changes. Code compiles, but haven't fully tested yet
diff --git a/apps/ndn-producer.cc b/apps/ndn-producer.cc
index 8392419..28c9551 100644
--- a/apps/ndn-producer.cc
+++ b/apps/ndn-producer.cc
@@ -21,8 +21,8 @@
 
 #include "ndn-producer.h"
 #include "ns3/log.h"
-#include "ns3/ndn-interest-header.h"
-#include "ns3/ndn-content-object-header.h"
+#include "ns3/ndn-interest.h"
+#include "ns3/ndn-content-object.h"
 #include "ns3/string.h"
 #include "ns3/uinteger.h"
 #include "ns3/packet.h"