simplify microoptimization without changing its current behavior
Merge branch 'master' into refactor-simplify-microoptimization
Avoid some parser/planner memory pooling, and some planner wheel spinning.
Merge branch 'master' into refactor-simplify-microoptimization
Merge pull request #1313 from VoltDB/refactor-simplify-microoptimization

Refactor simplify microoptimization - fix memory pooling errors