Report data by funding org in status.json?

[Bjwebb]

From ThreeSixtyGiving/test_registry#5 @drkane

(NB - there's a question for me over whether this should be "for every fundingOrganization in every file" - theoretically a publisher could include more than one funder in a file?)

[stevieflow]

theoretically a publisher could include more than one funder in a file?

We have a live example of that with Cabinet Office: https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/663589/GGIS_Grant_Awards_2016_to_2017_2017-10-27_1621.xlsx