Rename loadDll to getProcAddr
Rename loadDll to getProcAddr

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