Initial cut at PCA, currently only JSON output works
Can now call PCA from the R API using prcomp
Fixed browser output and added proportion of variance
Improve R PCA interface
Multi-tree GBM appears to be (barely) working

No learning-rate yet, so it's 100% LR per tree.
Tree limit pegged @ 20 right now.
Clean out double NA's - force NaN as the only NA.
More pretty-print logic for DTree.
Keep bottomed out rows' NID's instead of setting them to -1.
Merge branch 'master' of github.com:0xdata/h2o
Cleanup NA handling proper
Added distribution basic definition.
Remove debug printouts
Partial switch DRF2 to the new API

Filters still not running; default dest key missing; no progress.
Updated some documentation on the algorithms
R script to auto-download and install R package
Move DRF to the new API.

Add a Confusion Matrix display.
Web interface; json output.
Merge branch 'master' of github.com:0xdata/h2o
some extra find_file paths, so h2o-perf branch can run/use
Merge branch 'master' of https://github.com/0xdata/h2o
build.sh works if R package not made yet
Merge branch 'master' of github.com:0xdata/h2o
Add API for GBM

Web GUI to launch, JSON & CM results.
Clean up GBM test