Integration with printables#187

integration with https://www.printables.com/ simple account link to move files straight from printables to simplyprint without downloading to computer for quick printing

We’ve somewhat got this, via our browser extensions; https://simplyprint.io/integrations/category/browser_plugin

I think it doubtful that Prusa would be up for a “real” implementation, as it’d have to be done site-wide, by them, and they’ve got a competing product to ours (Prusa Connect). But one could hope!