Add some tests for the unordered associative containers.

[SVN r2954]

test/Jamfile.v2

@@ -0,0 +1,7 @@
+
+#  Copyright Daniel James 2006. Use, modification, and distribution are
+#  subject to the Boost Software License, Version 1.0. (See accompanying
+#  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+build-project container ;
+build-project unordered ;