add navigation bar to summary2.
Merge branch 'master' of github.com:0xdata/h2o
Introduce prefix versioning in URL:

 - /GLM.json - old GLM
 - /2/GLM.json - Fluid vector based GLM
Python REST api wrapper modified.
downloadCsv renamed to DownloadDataset respecting class name.
Merge branch 'master' of github.com:0xdata/h2o
Comments.
Merge branch 'master' of github.com:0xdata/h2o
R wrapper for summary2
Merge remote-tracking branch 'origin/master' into vers
Test unit setup wrapping stdout.
Prefix python output by date.
Merge branch 'master' of github.com:0xdata/h2o
Remove debug prints
Starting bones of a new ExecQuery
Remove hadoop compile-time warnings by adding annotation jar for CDH4 and
turning off deprecation warnings.
Merge branch 'master' of github.com:0xdata/h2o
missed compiler error
Merge branch 'master' of github.com:0xdata/h2o
Added a comment about what the directories in the project are for.