Switch to side-by-side view

--- a/requirements.txt
+++ b/requirements.txt
@@ -13,6 +13,7 @@
 gevent==0.13.6
 greenlet==0.3.1
 gevent-zeromq==0.2.0
+Pygments==1.4sf1-20110601
 
 # for the migration scripts only
 html2text==3.101