First, this.
Second, this.
Third, we got Evokers in DF, and we don’t usually get new classes in back-to-back expansions. Traditionally, it went new race/new class/new race.
Fourth, the big thing for Midnight is Player Housing, so I don’t think we’re getting housing AND a new class.
I don’t think we’re gettin’ em, OP. DF gave a new race AND a new class, though, so who knows?