Merge branch 'master' of github.com:0xdata/h2o
Sleep for longer during grid search so don't overwhelm server
Merge branch 'master' of github.com:0xdata/h2o
updated GBM docs
GA for product.

GA should be activated only in release.
Added GA into release Makefile.
GBMGrid RUnit
added R tutorial docs
corrected add for tests
upload note to troubleshoot
share code that waits for h2o on hadoop file, in the runners (some other .sh's also)
Merge branch 'master' of github.com:0xdata/h2o
move createTestTrain into h2o_cmd.py
golden test directory
Merge branch 'master' of https://github.com/0xdata/h2o
fixes and updates
wrong data specified, fixed varname mismatch
Plug-in validator of @API annotation.

Validator of dest key rejects illegal characters
!@#$%^&*()+={}[]|\\;:\"'<>,/?
Updated checking and logging
Merge branch 'master' of https://github.com/0xdata/h2o