Sort:  

I don't get it, pasting that url into the settings box works fine for me ?
As an experiment though, perhaps save the image locally and then upload it to the busy.org server instead - via https://steemconnect.com/profile or go to https://busy.org and click your username pic in the top left (after login)

Please try this direct link:
https://s19.postimg.org/5wggf0o8j/000.jpg