rename src to PSync and change include style

refs #4779

Change-Id: I74a08a6e4ab4909be49341f60ed9735f76b3da59
diff --git a/tests/test-partial-producer.cpp b/tests/test-partial-producer.cpp
index 9555c7d..49c5264 100644
--- a/tests/test-partial-producer.cpp
+++ b/tests/test-partial-producer.cpp
@@ -17,7 +17,7 @@
  * PSync, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
  **/
 
-#include "partial-producer.hpp"
+#include "PSync/partial-producer.hpp"
 
 #include <boost/test/unit_test.hpp>
 #include <ndn-cxx/name.hpp>