* Add WithScopeAttributes TracerOption to trace API
* Add Attributes field to instrumentation Scope
* Use scope attributes for new Tracer
* Fix stdouttrace expected test output
* Allow unexported Set fields in sdk/trace test
* Export instrumentation scope attrs in OTLP
* Add changes to the changelog
* Fix imports with make lint
* Add unit tests for WithScopeAttributes
* Fix English in Scope documentation