- fix: Dead-locking due to intra-dependent objects needing information from each other
https://github.com/openpeer/op-stack-cpp/issues/57

- fix: Thread priorities don't always take effect
https://github.com/openpeer/op/issues/67

- fix: Singleton::ref() need to change to static object with .singleton()
https://github.com/openpeer/op/issues/66