[Xwt.WPF] Allow WPF native drawing context to be wrapped
[Xwt.WPF] Allow WPF native drawing context to be wrapped

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