HSQL changes to support sub-query
frontend changes to support subqueries
Sub-query implementation. First draft
EE changes to support sub-queries. Fix bug to preperly reconnect the parent best plan with the sub-query best plun
Merge with the master branch
Fixed merge error
Code review comments
TVE and Function expression resolution for temp tables, partitioning improvements
Partitioning logic to treat temp tables as the real ones
Fixed removeCoordinatorSendReceivePair bug
Merge remote-tracking branch 'VoltDB/master' into ENG-451-subquery
Merge branch 'master' into ENG-451-subquerymerge
VOLTIMATE Stuff basically working.
VOLTIMATE Dropped unused JSON code.
VOLTIMATE Better table sizing based on documentation.
VOLTIMATE Polish the page.
VOLTIMATE Fix index calculation.
Merge branch 'master' into ENG-451-subquerymerge

Conflicts:
	src/ee/executors/seqscanexecutor.cpp
	src/frontend/org/voltdb/expressions/TupleValueExpression.java
	src/frontend/org/voltdb/planner/AbstractParsedStmt.java
	src/frontend/org/voltdb/planner/PlanAssembler.java
	src/frontend/org/voltdb/planner/StmtTableScan.java
	src/frontend/org/voltdb/planner/SubPlanAssembler.java
	src/frontend/org/voltdb/planner/microoptimizations/SeqScansToUniqueTreeScans.java
	src/frontend/org/voltdb/plannodes/AbstractScanPlanNode.java
ENG-5571 passes regression testing, fails feature testing for FROM(SELECT...
Merge branch 'master' of github.com:VoltDB/voltdb into ENG-451-subquerymerge