ENG-4314 Support JSON predicates in EE multiCOW.
ENG-4422: Make SnapshotRestore return failure when it partially fails.
Currently returns OPERATIONAL_FAILURE, but that could get renamed after discussion.
ENG-4422: Add two missing places to change the status code.
ENG-4422: Fix a lame accidental negation that broke some tests.
ENG-4314 Review feedback - get rid of StreamPredicate class.
ENG-4422: One small change from izzy.
ENG-4314 CopyOnWriteTest now uses json_spirit, as per review comments.
ENG-4314 Add json_spirit_writer to fix EE build.
Merge pull request #430 from VoltDB/ENG-4422-partialsysprocfailure

Eng 4422 Return failure when restore partly fails
Merge branch 'elastic'
Merge pull request #429 from VoltDB/ENG-4314

ENG-4314 Support JSON predicates in EE multiCOW.
ENG-4495: Schema change test improvements
Increase the destructive reach of killstragglers - sudo mode.
ENG-4314 Add more info to help diagnose tuple count exception.
ENG-4391: This is a much better one-shot read benchmark.  Still
not amazing, but better.
ENG-4314 Fix %lld format string not compiling on linux.
Merge pull request #431 from VoltDB/ENG-4495-schematest

ENG-4495: Schema change test improvements
Merge pull request #432 from VoltDB/ENG-4314

ENG-4314 Diagnostics to help analyze sporadic system test failures.
Merge branch 'master' into elastic