allow mixins applied to constructors to actually be applied to the kind
allow mixins applied to constructors to actually be applied to the kind

Enyo-DCO-1.1-Signed-off-by: Cole Davis <cole.davis@lge.com>

bright-sparks/enyo,mcanthony/enyo,enyojs/enyo,PKRoma/enyo,bright-sparks/enyo,soapdog/enyo,wikieswan/enyo,zefsolutions/enyo,kustomzone/enyo,beni55/enyo,kustomzone/enyo,enyojs/enyo,mcanthony/enyo,wikieswan/enyo,soapdog/enyo,zefsolutions/enyo,beni55/enyo,PKRoma/enyo