Fix to latest ruby
Add a health check endpoint
Merge pull request #1 from alphagov/add-health-check

Add health check
Enable JSON logging in production environment

So that we can process the logs in Kibana.
Merge pull request #2 from alphagov/json-logging

Enable JSON logging in production environment
Switch from rspec to testunit.
Base controller methods and cache config.
Documents controller, route, layout and view.

Basic functionality to get an item to the content store and display it
on a page. Views are very basic at this point, and controller just
passes the content hash directly to the page.
Tests for fetching/displaying content item.
Merge pull request #3 from alphagov/content-store

Serve basic pages from content-store
Add basic frontend assets with case-studies page

- Add IE specific stylesheets
- Add them to the pre-compile list in `config/initalizers/assets.rb`
- Add them to the application layout
Set-up slimmer correctly

- Use header_footer_only rather than everything
- Use asset path for the assets to work in production
- Use Plek to locate static for slimmer
- Enable caching on slimmer in production
- Add basic layout Sass so page is still centered.
More work
Create presenter for content_item

This will need to be split at some point in the not to distant future
into a case study presenter and a generic edition like presenter. But
for the moment it is in a generic content item presenter.

Also use components to make the page closer represent the direction it
is heading in.