Don't kill JSON http thread when issueing bad Adhoc query
Merged test cases for perf/jhugg reasons #BreakingBad
ENG-4826 matview index initial change set -- may be a slight overreach.
ENG-5021: enable reverse scan to optimize query with prefix filters and explicit DESC order.
ENG-5021: add junit tests.
Merge branch 'master' into ENG-5021
Fix /tmp priv issue with license check
ENG-5021: remove unnecessary insert procedure in TestOrderBySuite.
Merge pull request #690 from VoltDB/ENG-2917-avg-optimize

Eng 2917 avg optimize
ENG-5013: fix conversion of parameter from java double / float to decimal type.
Fix licensecheck, I would never edit the file on github directly
Merge branch 'master' into ENG-4826-matview-index-hsql

Conflicts:
	tests/ee/execution/engine_test.cpp
ENG-4826 disallow unique matview indexes ++
Merge pull request #681 from VoltDB/ENG-4921

Don't kill JSON http thread when issueing bad Adhoc query
ENG-5021: minor fix for one junit test.
ENG-5013: remove debug output.
ENG-5013: add more junit tests.
ENG-5013: add more junit tests.
Add new exception class
tweaked messages displayed