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/security/security-exception.cpp b/ndn-cpp/security/security-exception.cpp
index b4bbd22..b4acfad 100644
--- a/ndn-cpp/security/security-exception.cpp
+++ b/ndn-cpp/security/security-exception.cpp
@@ -6,7 +6,7 @@
  * See COPYING for copyright and distribution information.
  */
 
-#include "security-exception.hpp"
+#include <ndn-cpp/security/security-exception.hpp>
 using namespace std;
 
 namespace ndn {