all: Fixing compatibility with NFD 0.5 and ndn-cxx 0.5

Change-Id: I3d23acf29f4858049d1040a3e421e1c7151b3aba
diff --git a/ndn-all.hpp b/ndn-all.hpp
index 0eeb840..3d531f5 100644
--- a/ndn-all.hpp
+++ b/ndn-all.hpp
@@ -43,4 +43,6 @@
 #include "ns3/ndnSIM/NFD/daemon/fw/forwarder.hpp"
 #include "ns3/ndnSIM/NFD/daemon/table/fib.hpp"
 
+#include "ns3/ndnSIM/bindings/module-helpers.hpp"
+
 #endif // NDNSIM_NDN_ALL_HPP