Fix usage of booleans in tpcch mysql json queries
tbb-ify CentralScheduler and remove wait set completely
Clean up NoOp so it is not an example for doing weird things
Make CentralScheduler default
Merge pull request #310 from kateyy/feature/fixTpcchMysqlQueries

Fix usage of booleans in tpcch mysql json queries
Merge pull request #311 from bastih/feature/centralscheduler_slimming

Clean up central scheduler and make it default scheduler
Merge pull request #312 from bastih/master

Remove blanket includes and instead include what is actually used