Update windows build instructions
Update windows build instructions

Also adds instructions on how to produce standalone builds
hemirt/chatterino2,hemirt/chatterino2,Cranken/chatterino2,fourtf/chatterino2,hemirt/chatterino2,Cranken/chatterino2,Cranken/chatterino2,fourtf/chatterino2,Cranken/chatterino2,hemirt/chatterino2,fourtf/chatterino2