Djay Pro mapping support for Alpha Theta XDJ-AZ

Please add mapping support for the new Alpha Theta XDJ-AZ so I can keep using djay pro which I like a lot better than Rekordbox for various reasons including stems and video DJing.

Merged with existing topic: AlphaTheta XDJ-AZ Support

A post was merged into an existing topic: AlphaTheta XDJ-AZ Support