changing InvalidDataException to RTE, per cypof
downloadCsv test. (rereads and parses after download). Need to compare to original
Add javadoc.
update
Merge branch 'master' of github.com:0xdata/h2o
poll rfview after jobs says it's done, cause confusion matrix isn't created. This is a temporary workaround
Compute a 2nd GBM split
Merge branch 'master' of github.com:0xdata/h2o
had some one hour time.sleeps left in these
Merge branch 'master' of github.com:0xdata/h2o
the used/skipped numbers in the cm aren't useful any more, once you have enough trees to touch everything
add short timeout with try/except when probing ip address for "am I in 0xdata" for picking hdfs ip.
update tests to point to the directory with the files, rather than top level datasets..to avoid slow bucket import
Merge branch 'master' of https://github.com/0xdata/h2o
Fix on NPE during launching RF tests.
 - the bug was in running several CM jobs but waiting only for the
   first one
seems like s3n thru import hdfs needs "/" after the bucket, if the whole bucket is imported
Merge branch 'master' of https://github.com/0xdata/h2o
adding the "/" at the end of the import URI for s3 and s3n
Make registerRequest public so that REST API servlets can be added from
external code.
Multi-level GBM trees

Make multi-level GBM trees.  Compute all splits in parallel on a level.
Loop over tree depth; add a tree-depth limiter.
Split out the Histogram into a separate file.
Fill in some unimpl'd for expanding C1 chunks.
Silence javadoc

we should clean up javadocs' errors and then turn back on javadoc
printing... and treat javadoc warnings as real errors.  But meanwhile,
all builds would-be-busted because we got broken javadoc... so silencing
the large pile-o-errors.