switch Nan values to None#578

pooleycodes merged 2 commits into

maindigital-land/digital-land-python:mainfrom

2826-bug-add_data-fails-with-postgrest-jsonb-nan-is-invalid---multiple-organisation-changedigital-land/digital-land-python:2826-bug-add_data-fails-with-postgrest-jsonb-nan-is-invalid---multiple-organisation-changeCopy head branch name to clipboard