use new under_score ox api

itf/app/models.py

@@ -1,7 +1,7 @@
 from django.db import models
 import operator
 from django.db.models import Q
-from ox.text import smartSplit
+import ox
 from ox.django.fields import DictField
 from django.core.paginator import Paginator, InvalidPage, EmptyPage
 from django.template.loader import render_to_string
@@ -14,7 +14,7 @@ import datetime
 
 def splitSearch(string):
   ret = []
-  for s in smartSplit(string):
+  for s in ox.smart_split(string):
     word = s.replace("'", "").replace('"', '')
     ret.append(word)
   return ret

requirements.txt

@@ -1,5 +1,5 @@
 Django==1.3
-ox
+ox>=2.1.0
 
 -e bzr+http://firefogg.org/dev/python-firefogg/#egg=python-firefogg
 -e bzr+http://firefogg.org/dev/django_firefogg/#egg=django_firefogg