Changes to rendering & image layout.
Merge pull request #222 from MastodonC/feature/calculated-field-display

Changes to rendering & image layout.
Fix to rollups

- Add more tests.
- Fix bug in cumulative daily rollups
- Fix bug in daily rollups.
Add repl methods and a job to recalculate data.
Improvements suggested by @otfrom
Merge pull request #195 from MastodonC/feature/calc-failures

Calculation Failure Investigation
Programmes only receive programme data.
WIP editable programmes fix.
Edit buttons work/changes not displayed.
Added refresh channel, working editable programmes.
Updated projects cursor.