abraid.json deployment fix
Merge pull request #295 from SEEG-Oxford/abraid-json-deploy-fix

abraid.json deployment fix
DB changes to store and render historic disease extents
Hibernate bindings for new historic disease extents table
Store historic model run disease extents
Send extent raster from MW to MOH in results zip. Extract to filesystem in MOH
UI changes for display/download of extent in atlas
Geoserver config
Produce extent file in dry runs