Add syslog_drain_binder BOSH bits

Also standardizes EtdMaxConcurrentRequests config property

[#81719084]

Signed-off-by: John Tuley <jtuley@pivotal.io>
Remove syslog drain binding from DEA logging agent

[#81719084]

Signed-off-by: John Tuley <jtuley@pivotal.io>
Make bin/test race detection text more friendly

Signed-off-by: John Tuley <jtuley@pivotal.io>