Update for latest go windows changes
Update for latest go windows changes

argandas/serial,jmore-reachtech/serial,BarkingMouseStudio/goserial,huin/goserial,tarm/goserial,jaseg/goserial,mvbjrn/goserial,cesanta/serial,vonwenm/goserial,jbuchbinder/goserial,tarm/serial,haxpax/goserial,johnlauer/goserial,tajtiattila/serial