Convert much of the regression tests to use absolute imports. There's still work to be done though.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@16976 bcc190cf-cafb-0310-a4f2-bffc1f526a37

tests/regressiontests/admin_widgets/urls.py

@@ -1,5 +1,9 @@
+from __future__ import absolute_import
+
 from django.conf.urls import patterns, include
-import widgetadmin
+
+from . import  widgetadmin
+
 
 urlpatterns = patterns('',
     (r'^', include(widgetadmin.site.urls)),