Clean up the temp table when query finishes instead of keeping it still
Refactor the old code only for receiveexecutor. Do it always for others also
resolve Paul's comments
Merge branch 'master' of github.com:VoltDB/voltdb into ENG-6292-memory
Clean up more legacy functions
Merge pull request #1359 from VoltDB/ENG-6292-memory

Eng 6292 memory