Vibrant 2.0, major update

[Steve Biedermann via Digitalmars-d-announce]

On Monday, 13 February 2017 at 14:22:25 UTC, Guillaume Piolat 
wrote:
> Yeah, it isn't free anymore, but the first 15 levels are.

I played it some time ago and, AFAIR, it was great. So I consider 
to buying it.
But before I buy it, I have a question. Are updates included in 
the purchase or do I have to rebuy it when a new release comes 
out?

I don't really want to rebuy a game every now and then.