rewrite the model getters
Merge branch 'master' of https://github.com/0xdata/h2o into spence-newR
Merge branch 'master' of https://github.com/0xdata/h2o into spence-newR
Merge branch 'master' of https://github.com/0xdata/h2o into spence-newR
Merge branch 'master' of https://github.com/0xdata/h2o into spence-newR
finish GLM model getters
Merge branch 'master' of https://github.com/0xdata/h2o into spence-newR
update h2o-DESCRIPTION to have models.R reference