Apply #3219676 from Shane Liesegang which adds: - support for %factory - a __tostring method - a __disown method

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@12978 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/test-suite/disown.i

@@ -42,6 +42,12 @@
       _a = disown;    
       return 5;      
     }
+
+    int remove(A *remove) 
+    {
+      delete remove;
+      return 5;      
+    }
     
   };
 }