Reformat base.html and include OG data

- Copy over the metadata from masonstrap

Closes #54
4 jobs for 54-fb-opengraph-meta in 1 minute and 39 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #2613
Go-py2.7

00:01:37

passed #2614
Go-py3.4

00:01:38

passed #2615
Go-py3.5

00:01:38

passed #2616
Go-py3.6

00:01:36