Fix some OAuth related issues

* Add logging for config issues
* oauth callback expiration should be milliseconds not microseconds
* Return on error early during oauth callback
* Prevent no config from throwing exception constructing string

Add interceptor for broker's state & update to librdkafka v2.0.2

Add validation for Properties

Improve doc

Remove NOMINMAX

Fix build failure: CMake failed to find package rapidjson

Hide sensitive info from Properties

No sign conversion check (to avoid build failures from old boost rele…

…ase)

Improve for Bazel deps

Add Bazel build support