support django 1.3

DjangoUeditor/urls.py

@@ -1,5 +1,10 @@
 #coding:utf-8
-from django.conf.urls import patterns, url
+from django import VERSION
+if VERSION[0:2]>(1,3):
+    from django.conf.urls import patterns, url
+else: 
+    from django.conf.urls.defaults import patterns, url
+
 from DjangoUeditor.views import UploadFile,ImageManager,RemoteCatchImage,SearchMovie
 
 urlpatterns = patterns('',