model+utils: Replace boost::tuple with std::tuple in trie implementation
diff --git a/model/cs/ndn-content-store.hpp b/model/cs/ndn-content-store.hpp
index e007b32..f1e0ef7 100644
--- a/model/cs/ndn-content-store.hpp
+++ b/model/cs/ndn-content-store.hpp
@@ -28,7 +28,7 @@
 #include "ns3/ptr.h"
 #include "ns3/traced-callback.h"
 
-#include <boost/tuple/tuple.hpp>
+#include <tuple>
 
 namespace ns3 {