Add source field to case and to endpoints
Merge pull request #207 from ministryofjustice/feature/case_source

Add source field to case and to endpoints
Add diagnosis versions and deal with conflicting stored graph versions
Add the ability to delete incomplete diagnosis
update old migration to reflect reality - have already run it manually so it doesn't need to be run again
Merge pull request #208 from ministryofjustice/feature/diagnosis_versions

Feature/diagnosis versions
add source to MI extract
Merge pull request #209 from ministryofjustice/feature/mi-source

add source to MI extract
add fixtures for case archived app
Merge pull request #210 from ministryofjustice/feature/historic-fixtures

add test fixtures for case archived app
Merge branch 'release/v1.16.0'