Use the new api for registering backends
Use the new api for registering backends

iainx/xwt,cra0zy/xwt,residuum/xwt,hamekoz/xwt,akrisiun/xwt,mminns/xwt,sevoku/xwt,steffenWi/xwt,mminns/xwt,TheBrainTech/xwt,mono/xwt,antmicro/xwt,lytico/xwt,directhex/xwt,hwthomas/xwt