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

test/contains.cpp

@@ -13,10 +13,10 @@
 
 #include <boost/mpl/contains.hpp>
 #include <boost/mpl/vector.hpp>
-#include <boost/mpl/aux_/test.hpp>
+#include "test.hpp"
 
 MPL_TEST_CASE()
-{    
+{
     typedef vector<int,char,long,short,char,long,double,long>::type types;
 
     MPL_ASSERT(( contains< types,short > ));