Green-Gatorade-Gottle

NOTE: This comment was pasted [HERE](https://github.com/nowthis/sankeymatic/issues/55#issuecomment-1402986758) but it seems more relevant here, so I'm posting it here too. Admin: Please delete one or the other as needed. Is it possible...

Is it possible to have a gradient set for the flow as an option next to the target and source? I see above that there is an issue of whether...