R support 2.14...
Tom locked master, and I would rather merge in the changes I made to R docs last night than not.

Merge branch 'master' of https://github.com/0xdata/h2o
Added  validation support to GLM2. Also fixed json output.
Merge branch 'master' of github.com:0xdata/h2o
summary & tail R units
Added a Classify-vs-Regression checkbox
Cleanup
Back to default GBM unit tests
Merge branch 'master' of github.com:0xdata/h2o
Changes to examples in most R docs to reflect wrapper flow
Merge branch 'master' of https://github.com/0xdata/h2o

 want the stuff that's on master, like the current build, please.
Merge branch 'master' of github.com:0xdata/h2o
create/clear sandbox (like a normal cloud build would do)
Merge branch 'master' of https://github.com/0xdata/h2o
summary & tail r units
Changed some parameter names in GLM2 to match those in GLM1
Merge branch 'master' of github.com:0xdata/h2o
add new Runit tests
Merge branch 'master' of github.com:0xdata/h2o
create benchmark data (elapsed)
added file(GLMValidationView) missing form my previous commit..