Add missing typecheck typemaps for std::auto_ptr and std::unique_ptr

To fix overloading when using these types.

Examples/test-suite/cpp11_std_unique_ptr.i

@@ -2,6 +2,8 @@
 
 #if !(defined(SWIGGO) || defined(SWIGOCAML) || defined(SWIGR) || defined(SWIGSCILAB))
 
+%warnfilter(509, 516) overloadTest(Klass);
+
 %include "std_string.i"
 %include "std_unique_ptr.i"
 
@@ -88,6 +90,18 @@ std::unique_ptr<Klass> makeNullUniquePtr() {
   return std::unique_ptr<Klass>();
 }
 
+int overloadTest() {
+  return 0;
+}
+
+int overloadTest(std::unique_ptr<Klass> kover) {
+  return 1;
+}
+
+int overloadTest(Klass k) {
+  return 2;
+}
+
 %}
 
 #endif