build: == Dependency change ==  NFD now depends on ndn-cxx library

Change-Id: Ia9dd324a536573b5ac4fe1b73d82af772dc84923
Refs: #1536
diff --git a/core/logger.hpp b/core/logger.hpp
index 907ce7e..01ab1e6 100644
--- a/core/logger.hpp
+++ b/core/logger.hpp
@@ -26,7 +26,7 @@
 #define NFD_CORE_LOGGER_HPP
 
 #include "common.hpp"
-#include <ndn-cpp-dev/util/time.hpp>
+#include <ndn-cxx/util/time.hpp>
 
 /// \todo use when we enable C++11 (see todo in now())
 // #include <cinttypes>