Making KX_GameObject names read only.

This was committed in revision 2832 but never accounted for existing object name hashes which existed since revision 2.

Its possible to update the names elsewhere but unlikely anyone ever used this successfully so removing.

source/gameengine/Ketsji/KX_GameObject.cpp

@@ -1279,8 +1279,14 @@ int KX_GameObject::_setattr(const char *attr, PyObject *value)	// _setattr metho
 	{
 		if (!strcmp(attr, "name"))	
 		{
+#if 0		// was added in revision 2832, but never took into account Object name mappings from revision 2
+			// unlikely anyone ever used this successfully , removing.
 			m_name = PyString_AsString(value);
 			return 0;
+#else
+			PyErr_SetString(PyExc_AttributeError, "object name readonly");
+			return 1;
+#endif
 		}
 	}