Prep for ENG-5135, improve some tests, rework VoltDB patches to hsql NumberType.
restore a test table used in pro testing
ENG-3135-prep improve sqlcoverage UPDATE testing, remove outdated "regression" scripts.
Update regression-config.py

move comment.
Merge pull request #781 from VoltDB/master

back-merge master to branch (prep for final merge)
ENG-5153: output catalog report info at the end of catalog msg.
ENG-5198: display VoltType instead of "INVALID" for stmt parameters in catalog report.
ENG-5176: in catalog report, show "Export Table" for the type of an export table.
Merge branch 'ENG-5176' into CatalogReport
Merge branch 'ENG-5198' into CatalogReport
ENG-5153, ENG-5176, ENG-5198, ENG-5204: change color of export table, add warning on Overview page; waiting for the final UI design.
ENG-5153, ENG-5176, ENG-5198, ENG-5204: handle ddl schema compiling warnings.
Merge branch 'master' into ENG-5135-prep

Conflicts:
	tests/frontend/org/voltdb/regressionsuites/RegressionSuite.java
	tests/frontend/org/voltdb/regressionsuites/TestPlansGroupByComplexMaterializedViewSuite.java
ENG-4608: flag [TABLE SCAN] for full index scan query (no search key).
ENG-5153, ENG-5176, ENG-5198, ENG-5204: put Warnings in a separate session; change popover placement attribute to avoid it's off the window.
ENG-5153, ENG-5176, ENG-5198, ENG-5204: remove test ddl code.
one unsaved change.
Merge remote-tracking branch 'origin/ENG-5135-prep' into ENG-5135-prep
ENG-4608: add a test case.
ENG-5153, ENG-5176, ENG-5198, ENG-5204: changes based on Paul's review.