Updated tests and jamfiles to reflect the changed testing headers location.

test/range_c.cpp

@@ -18,8 +18,8 @@
 #include <boost/mpl/size.hpp>
 #include <boost/mpl/front.hpp>
 #include <boost/mpl/back.hpp>
-#include <boost/mpl/aux_/test.hpp>
 #include <boost/type_traits/is_same.hpp>
+#include "test.hpp"
 
 MPL_TEST_CASE()
 {