v3.1
Merged changes from the grails 2 branch into grails 3.
This brings in bug fixes and enhances from:
- https://github.com/AtlasOfLivingAustralia/ecodata-client-plugin/releases/tag/v1.14
- https://github.com/AtlasOfLivingAustralia/ecodata-client-plugin/releases/tag/v1.14.1
- https://github.com/AtlasOfLivingAustralia/ecodata-client-plugin/releases/tag/v1.15
- https://github.com/AtlasOfLivingAustralia/ecodata-client-plugin/releases/tag/v1.15.1
- https://github.com/AtlasOfLivingAustralia/ecodata-client-plugin/releases/tag/v1.15.2
- https://github.com/AtlasOfLivingAustralia/ecodata-client-plugin/releases/tag/v1.16