Update docker.html.md
Update docker.html.md

Docker now supports Windows
taliesins/vagrant,bshurts/vagrant,chrisroberts/vagrant,bryson/vagrant,taliesins/vagrant,benh57/vagrant,gitebra/vagrant,PatrickLang/vagrant,crashlytics/vagrant,PatrickLang/vagrant,gitebra/vagrant,benh57/vagrant,bshurts/vagrant,marxarelli/vagrant,mitchellh/vagrant,chrisroberts/vagrant,chrisroberts/vagrant,marxarelli/vagrant,chrisroberts/vagrant,gitebra/vagrant,mitchellh/vagrant,crashlytics/vagrant,bshurts/vagrant,benh57/vagrant,bryson/vagrant,PatrickLang/vagrant,PatrickLang/vagrant,sni/vagrant,benh57/vagrant,marxarelli/vagrant,crashlytics/vagrant,bshurts/vagrant,marxarelli/vagrant,mitchellh/vagrant,sni/vagrant,sni/vagrant,crashlytics/vagrant,bryson/vagrant,sni/vagrant,taliesins/vagrant,mitchellh/vagrant,bryson/vagrant,gitebra/vagrant,taliesins/vagrant