Split data processing / checks to separate module
Show realtime figure + test
Add slug data attr to each module container
Always display realtime slides
Poll server for updates to realtime modules
Remove duplication in templates by using layout / partials
Don't consider data values missing if they're falsey (eg zero) rather than absent
Update to latest client
KPI slide - use end date of second latest period
Remove unused template
Update client
Merge pull request #33 from alphagov/realtime

Realtime support in big screen