Oops: we used PyMem_DEL() to clean up objects, and that's a problem since

pymalloc, apparently. Fixed, but this means all bgen-generated modules will
have to be re-generated.

I hope (and expect) that the pymalloc fixes aren't bugfix candidates, because
if they are this is one too.

Tools/bgen/bgen/bgenObjectDefinition.py

@@ -123,7 +123,7 @@ class ObjectDefinition(GeneratorGroup):
 		Output("static void %s_dealloc(%s *self)", self.prefix, self.objecttype)
 		OutLbrace()
 		self.outputCleanupStructMembers()
-		Output("PyMem_DEL(self);")
+		Output("PyObject_Del(self);")
 		OutRbrace()
 
 	def outputCleanupStructMembers(self):