v1.0.0-rc3 release: Release Candidate of core packages:

• opentelemetry-api
• opentelemetry-sdk

and exporter packages:

• opentelemetry-exporter-otlp ( gRPC + HTTP/JSON )
• opentelemetry-exporter-etw
• opentelemetry-exporter-zipkin
• opentelemetry-exporter-jaeger

Changelog:

• [DOCS] Add doxygen reference docs for SDK (#902)
• [EXPORTER] Jaeger Exporter - Populate resource attributes into process tags in Jaeger (#897)
• [EXPORTER] Zipkin Exporter - Report Event timestamp into microseconds (#896)
• [EXPORTER] Jaeger Exporter - Handle span events (#895)
• [DOCS] Fix API docs for Scope object (#894)
• [BUILD] Fix Linking error for libcurl on some macOS environments (#893)
• [API] Context cleanup from Runtime Storage (#885)
• [DOCS] Document strategy to avoid conflict between two different versions of Abseil (#883)
• [EXPORTER] ETW Exporter - Document example for ETW Exporter (#882)
• [SDK] Create Span with Valid spanId and traceId irrespective of Sampling decision (#879)
• [EXPORTER] Jaeger Exporter - Rename bswap macros to avoid clash on some systems (#876)
• [API] Add Semantics Conventions attributes for Resources (#872)
• [BUILD] Use nlohmann-json from submodules if not already installed (#870)