SQLCoverage tests for subquery with resulting patches and junit cases.
missing sqlcoverage additions
Merge branch 'master' into ENG-6090-subquery-test-and-fix
More/better sqlcoverage test patterns -- disable bad optimizations for subquery cases.
Merge branch 'ENG-6090-subquery-test-and-fix' of github.com:VoltDB/voltdb into ENG-6090-subquery-test-and-fix
Merge pull request #1262 from VoltDB/ENG-6090-subquery-test-and-fix

Eng 6090 subquery test and fix r=xjia