Switch to side-by-side view

--- a/requirements-sf.txt
+++ b/requirements-sf.txt
@@ -15,7 +15,7 @@
 html2text==3.200.3dev-20121105
 
 # for the migration scripts only
-postmarkup==1.1.4
+postmarkup==1.2.0
 # suds needed for teamforge import script
 suds==0.4
 mediawiki==0.0.1