Add CSRF to all render routes.
Merge pull request #117 from mgballard/v2.0

[WIP] CSOL theming
Merge pull request #118 from mgballard/v2.0

CSOL
Merge pull request #119 from mgballard/v2.0

CSOL
csrf added to front page
badge table
Merge branch 'v2.0' of https://github.com/mozilla/openbadger into v2.0