lib: improve priority queue performance
confidence improvement accuracy (*) (**) (***)
util/priority-queue.js n=1000000 *** 6.66 % ±2.93% ±3.90% ±5.08%
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
confidence improvement accuracy (*) (**) (***)
util/priority-queue.js n=1000000 *** 6.66 % ±2.93% ±3.90% ±5.08%