make: Global change: Move all public headers to include folder.  Change source to including public headers using #include <ndn-cpp/*>. Split some header files to minimize exposing C .h files.
diff --git a/ndn-cpp/data.cpp b/ndn-cpp/data.cpp
index 98ffde0..6b2f570 100644
--- a/ndn-cpp/data.cpp
+++ b/ndn-cpp/data.cpp
@@ -1,12 +1,14 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
 /**
  * Copyright (C) 2013 Regents of the University of California.
  * @author: Jeff Thompson <jefft0@remap.ucla.edu>
  * See COPYING for copyright and distribution information.
  */
 
-#include "common.hpp"
-#include "data.hpp"
-#include "sha256-with-rsa-signature.hpp"
+#include <ndn-cpp/common.hpp>
+#include <ndn-cpp/data.hpp>
+#include <ndn-cpp/sha256-with-rsa-signature.hpp>
+#include "c/data.h"
 
 using namespace std;