Use java.time.Instant to get micros accurate timestamps#261

Merged

felixbarny merged 4 commits intoelastic:masterfrom felixbarny:microsecond-accurate-timestamps

Oct 29, 2018

+109-15

Commits on Oct 26, 2018

Use java.time.Instant to get micros accurate timestamps
felixbarny
committed

Commits on Oct 27, 2018

IgnoreJRERequirement for Java 8 SystemClock
felixbarny
committed

Commits on Oct 29, 2018

Add unit test for SystemClocks
felixbarny
committed
be cautious to not cause linking of ForJava8CapableVM in case we are not running on Java 8+
felixbarny
committed