minor cleanup and some doc updates
Merge branch 'master' of https://github.com/0xdata/h2o-dev
Merge branch 'master' of https://github.com/0xdata/h2o-dev
Merge branch 'master' of https://github.com/0xdata/h2o-dev
fix typo
ground work for apply call
update deeplearning call to match lateset -- still no model output though