Time should always be in 24hr clock.

Fixes #410
Merge pull request #412 from MastodonC/feature/fix-chart-time-format

Time should always be in 24hr clock.
Replace sha1 with uuid.

- Allow to edit programme name.
- Allow for editing project name and property code.
- Don't analyse uuid in ES (words joined by hyphens are otherwise
  treated as 2 words)
- Update proeprties UI to allow for editing of property_code.
- Add and delete devices: Recreate sensors when unit, period or type changes.
- Add job to migrate types.
- Update routes and sensors table with sensor_id.
- Update datasets with new sensor_ids
- Return sensor_ids on device POST and update measurements API
- Update comparison page with sensor_id.
- Update generators and etl.clj.
- Don't allow duplicated names for programmes, projects and properties via UI.
Improve editing of datasets.
Improvements to datasets.
Fixes to datasets API and UI.
Update tabs' contents when switching property.
Fix typo.