Added some comments, adjusted cacheing levels on some pages, fixed an ugly indent

(Closes #39)
4 jobs for 39-pagecacheing in 1 minute and 24 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Test
passed #1675
Go-py2.7

00:01:23

passed #1676
Go-py3.4

00:01:24

passed #1677
Go-py3.5

00:01:23

passed #1678
Go-py3.6

00:01:23

56.0%