Change .uri.exists to just call url.exists.
Merge branch 'master' of github.com:h2oai/h2o-dev
Add HEAD responses for / and /Cloud.
h2o.clusterInfo uses GET instead of POST.
Major port over from h2o-1.
h2o.init() can start h2o now.
Merge branch 'master' of github.com:h2oai/h2o-dev