src: Another round of source updates: moving all headers close to implementation files

Change-Id: I3d47076504950e67746174623c75383948e9d93d
diff --git a/tests/test-encode-decode-interest.cpp b/tests/test-encode-decode-interest.cpp
index e5fc83f..6c2a40e 100644
--- a/tests/test-encode-decode-interest.cpp
+++ b/tests/test-encode-decode-interest.cpp
@@ -6,7 +6,7 @@
 
 #include <boost/test/unit_test.hpp>
 
-#include <ndn-cpp-dev/interest.hpp>
+#include "interest.hpp"
 
 using namespace std;
 using namespace ndn;