fix problem with protected members, and add some of them to the test

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@5507 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/test-suite/director_protected.i

@@ -35,10 +35,14 @@ public:
     return "Bar::pong();" + Foo::pong();
   }
 
+  int hello;
+
 protected:
   std::string ping() { 
     return "Bar::ping();"; 
   };
+  
+  int hi;
 };