Switch Java prediction test to use FV.
Do not pass a response to score method.
Merge branch 'master' of github.com:0xdata/h2o
Kind of hack dropping least significant bits from
long in tie logic solver.
Drop only 6 least significant bits.
Merge branch 'master' of github.com:0xdata/h2o
Small fix in varimp launcher - using H2O submit task call.
Removed sorting of variables in graph.
Fix of NPE in MRTask.

In some cases when many MR tasks was reading over shared frame, the call realoadVecs() in MRTask#getResult:237
was interwined with call Frame#vecs() causing the method to return null
instead of array of vectors.
The field Vec#_vecs is strictly private now.
Do not expect response column in scoring data.

The input for scoring is composed only by input features, no response
is included. The fix is related to 5fcfe16
Merge branch 'master' of github.com:0xdata/h2o