Correct documentation for knob NEGOTIATOR_MAX_TIME_PER_SUBMITTER. #3504
Merge branch 'V8_0-branch' into V8_1_5-branch
Implement NEGOTIATOR_MAX_TIME_PER_CYCLE.  #4271

This knob places an upper time limit on the total negotiation cycle
across all users/spins.
Documentation for NEGOTIATOR_MAX_TIME_PER_CYCLE.  #4271
Merge branch 'V8_1_5-branch'