V2 broker bindings should store syslog_drain_url

When a V2 service broker is bound and the binding returns a syslog_drain, use the provided value.
Test syslog drain is absent when not returned
Bump to latest version of nats gem

- Prevent partial nats messages from crashing CC
- signal handling is always managed by CC

[#74012428]

Signed-off-by: Matthew Sykes <matthew.sykes@gmail.com>
Only reset TestConfig if it has changed since the last call

[#73237562]

Signed-off-by: Joseph Palermo <jpalermo@pivotallabs.com>
Place FakeServiceBroker in class so the Sinatra app isn't in the test scope

[#72742628]

Signed-off-by: Joseph Palermo <jpalermo@pivotallabs.com>
Place org_with_default_quota in new IntegrationHelpers module

[#72742690]

Signed-off-by: Joseph Palermo <jpalermo@pivotallabs.com>
Ignore fake_service_broker method length

Signed-off-by: Joseph Palermo <jpalermo@pivotallabs.com>
Revert "Only reset TestConfig if it has changed since the last call"

This reverts commit ab6b45953d2bb8cbd915343830d865b50a355dcf.
Merge branch 'pr/253'