Update README.md - Works only on linux
Update README.md - Works only on linux

CloudifySource/cloudify-recipes,ngkim/cloudify-recipes,ngkim/cloudify-recipes,ngkim/cloudify-recipes,CloudifySource/cloudify-recipes,ngkim/cloudify-recipes,ngkim/cloudify-recipes,CloudifySource/cloudify-recipes,ngkim/cloudify-recipes,CloudifySource/cloudify-recipes,ngkim/cloudify-recipes,CloudifySource/cloudify-recipes,CloudifySource/cloudify-recipes