Image answer class is underscore not hyphen.

I didn't get this right in ee8f23df . [#54716442]

https://www.pivotaltracker.com/story/show/54716442
Update README with repo name change
Merge branch 'refs/heads/master' into staging
Updating README with better startup instructions.
Update shutterbug to 0.1.0 and use heroku instance with s3 support.
Merge branch 'master' into staging

* master:
  Update shutterbug to 0.1.0 and use heroku instance with s3 support.
  Updating README with better startup instructions.
fix shutterbug path
Merge branch 'master' into staging

* master:
  fix shutterbug path
Prevent a re-submit from happening for subsequently scheduled jobs.
track dirty status in save-on-change
remove console.log
Use parens to callout function arguments.
TODO note: module name change
Files to support RITES theme [#57252088]

https://www.pivotaltracker.com/story/show/57252088
Files to support RITES theme [#57252088]

https://www.pivotaltracker.com/story/show/57252088
README numbering fix
Adding and styling "Previous" and "Next" links

[#56968920] Button style uses a lot of MW/Upstatement CSS code (via the btn mixin) but the color and size is NGS-specifications.

https://www.pivotaltracker.com/story/show/56968920
One more tweak on next/prev page buttons
Merging master into staging
Fixing a bad merge