update for changes in blender.

io_import_scene_lwo.py

@@ -70,7 +70,7 @@ import chunk
 
 import bpy
 import mathutils
-from geometry import PolyFill
+from mathutils.geometry import PolyFill
 
 
 class _obj_layer(object):

io_import_scene_mhx.py

@@ -51,7 +51,6 @@ import os
 import time
 import mathutils
 from mathutils import *
-import geometry
 import string
 
 MHX249 = False