Update sources from http or local file

[ralphtheninja]

22/01/19 11:09 < substack> [02:13:15] i think for updating, if you could fetch a json file like https://peermaps.org/sources.json it could populate all the fields and then if you did that again on the same url it 
                           would update anything that changed
22/01/19 11:09 < substack> [02:13:35] with also an option to load from a local file

Lets also continue using the term source and sources.