Switch to side-by-side view

--- a/Allura/allura/model/notification.py
+++ b/Allura/allura/model/notification.py
@@ -20,7 +20,7 @@
 from datetime import datetime, timedelta
 from collections import defaultdict
 
-from pylons import c, g
+from pylons import tmpl_context as c, app_globals as g
 from tg import config
 import pymongo
 import jinja2