util: fix for inspecting promises
The upgrade to v8 4.6 removed ObjectIsPromise. This change utilizes v8::Value::IsPromise to verify that the argument is indeed a promise.
Ref: https://github.com/nodejs/node/pull/3197#issuecomment-145995043
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
The upgrade to v8 4.6 removed ObjectIsPromise. This change utilizes v8::Value::IsPromise to verify that the argument is indeed a promise.
Ref: https://github.com/nodejs/node/pull/3197#issuecomment-145995043