Netflix/RxJava — pull request #1030 by daschl (2014-04-11 18:05:52+00:00)
Title: Benchmarking: Add JMH benchmark for ReplaySubject.

Adds some benches for the replay subject.

I.E.

```
Benchmark (nextRuns) Mode Samples Mean Mean error Units
r.s.ReplaySubjectPerf.subscribeAfterEvents 1 thrpt 5 1898239.827 57634.047 ops/s
r.s.ReplaySubjectPerf.subscribeAfterEvents 1024 thrpt 5 35680.927 470.929 ops/s
r.s.ReplaySubjectPerf.subscribeAfterEvents 1048576 thrpt 5 32.427 1.462 ops/s
r.s.ReplaySubjectPerf.subscribeBeforeEvents 1 thrpt 5 1427820.733 19194.452 ops/s
r.s.ReplaySubjectPerf.subscribeBeforeEvents 1024 thrpt 5 36835.800 264.748 ops/s
r.s.ReplaySubjectPerf.subscribeBeforeEvents 1048576 thrpt 5 35.520 1.145 ops/s
```