Branch 2.0 comes as a separate product with the brand , branded as JS7 JobScheduler. Branch JobScheduler branch 1.x will be available in parallel for around two years. 
We strive for continuity in our release planning, : see How long will you support the different versions of JobScheduler and YADE? for more information.

With the first release of JS7 JobScheduler 2.0 a limited set of features is available that is intended for new users of the product who aim at are seeking high performance in larger scheduling environments. Users of JobScheduler 1.x are recommended to stick to ongoing releases of this branch until full feature compatibility of branch 2.0 and respective relevant migration utilities become available, see JS7 - Changes compared to JobScheduler Releases 1.x for details.