Switch to side-by-side view

--- a/requirements-common.txt
+++ b/requirements-common.txt
@@ -71,5 +71,5 @@
 mock==0.8.0
 nose==1.1.2
 pyflakes==0.5.0
-WebTest==1.3.1
+WebTest==1.4.0
 clonedigger==1.1.0