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 Name Job ID Coverage
  Test
passed Go-py2.7 #2613

00:01:37

passed Go-py3.4 #2614

00:01:38

passed Go-py3.5 #2615

00:01:38

passed Go-py3.6 #2616

00:01:36