Evgeny Yakimov

Document common usecases and recommended usage

4

_(came up during OpenTelemetry C++ SIG)_ Creating this issue to track the common use-cases that we want to document in more detail. It would be ideal to add this documentation...

PR for https://github.com/opentracing/opentracing-cpp/issues/97 to provide span propagation using the ScopeManager approach. I've based this on the Java version https://github.com/opentracing/opentracing-java/blob/master/opentracing-api/src/main/java/io/opentracing/ScopeManager.java including making it part of the Tracer (originally I had planned...