Added notes for Windows support in the README.md
Added notes for Windows support in the README.md

neomatrix369/jdk9-jigsaw,AdoptOpenJDK/jdk9-jigsaw,AdoptOpenJDK/jdk9-jigsaw,neomatrix369/jdk9-jigsaw,neomatrix369/jdk9-jigsaw,AdoptOpenJDK/jdk9-jigsaw