Switch to side-by-side view

--- a/scripts/migrations/002-fix-tracker-thread-subjects.py
+++ b/scripts/migrations/002-fix-tracker-thread-subjects.py
@@ -1,7 +1,7 @@
 import sys
 import logging
 
-from pylons import c
+from pylons import tmpl_context as c
 
 from ming.orm import session