THRIFT-3329: fix C++ tests incompatibility with boost-1.59

Client: C++
Patch: James E. King, III <jim.king@simplivity.com>

This closes #620
diff --git a/lib/cpp/test/TMemoryBufferTest.cpp b/lib/cpp/test/TMemoryBufferTest.cpp
index 492eead..84103e3 100644
--- a/lib/cpp/test/TMemoryBufferTest.cpp
+++ b/lib/cpp/test/TMemoryBufferTest.cpp
@@ -89,7 +89,7 @@
   string* str2 = new string("plsreuse");
   bool obj_reuse = (str1 == str2);
   bool dat_reuse = (data1 == str2->data());
-  BOOST_MESSAGE("Object reuse: " << obj_reuse << "   Data reuse: " << dat_reuse
+  BOOST_TEST_MESSAGE("Object reuse: " << obj_reuse << "   Data reuse: " << dat_reuse
                 << ((obj_reuse && dat_reuse) ? "   YAY!" : ""));
   delete str2;