Revert "Produce block immediately when exhausted without going through timer"
Revert "Produce block immediately when exhausted without going through timer"

This reverts commit d478d31f1fe854f4eff0b82b456317254c8714a3.

EOSIO/eos,EOSIO/eos,EOSIO/eos,EOSIO/eos,EOSIO/eos