Add to STL file as well

Lib/java/std_set.i

@@ -186,4 +186,4 @@ class set {
     }
 };
 
-}  // namespace std
+}  // namespace std

Lib/java/std_unordered_set.i

@@ -186,4 +186,4 @@ class unordered_set {
     }
 };
 
-}  // namespace std
+}  // namespace std

Lib/java/stl.i

@@ -3,8 +3,11 @@
  * ----------------------------------------------------------------------------- */
 
 %include <std_common.i>
-%include <std_string.i>
-%include <std_vector.i>
 %include <std_map.i>
 %include <std_pair.i>
+%include <std_set.i>
+%include <std_string.i>
+%include <std_unordered_map.i>
+%include <std_unordered_set.i>
+%include <std_vector.i>