We already knew that the Linux version of Divinity: Original Sin wouldn't be out at the same time as Windows, but we didn't know when at all. Users have been asking them about it a lot recently and they still claim it's going to be this year.
We have to wait a little while longer to play Divinity: Original Sin folks as the developers have now confirmed Linux will see a release when it exits Early Access.
Developers introduced a new point release 1.7.12 of a development branch of Wine. While keeping with a two week release cycle, They were able to push out many new features and 89 bugfixes.