As of STLport 5.2, unordered_set and unordered_map have been moved from the std:: namespace to the std::tr1:: namespace

[SVN r52269]

libs/config

@@ -1 +1 @@
-Subproject commit 3ae6668b44232b1b16b93c8b7f53bac5f11ff81c
+Subproject commit ac97540c235ad9b3c450187633568cce4d96e3e2