HeartbeatExecutor/InstanceInfoReplicator threads naming is broken

[pro100jekon]

So, the issue lies in this line: https://github.com/Netflix/eureka/blob/v2.0.4/eureka-client/src/main/java/com/netflix/discovery/DiscoveryClient.java#L384
Instead of using the old way of creating threads that used String format code uses plain String and the logs show the following:

Same goes for InstanceInfoReplicator