Switch to side-by-side view

--- a/Allura/allura/lib/helpers.py
+++ b/Allura/allura/lib/helpers.py
@@ -21,7 +21,8 @@
 from bson import ObjectId
 from pymongo.errors import InvalidId
 from contextlib import contextmanager
-from pylons import c, response, request
+from pylons import tmpl_context as c
+from pylons import response, request
 from tg.decorators import before_validate
 from formencode.variabledecode import variable_decode
 import formencode