opencensus 0.1.5

• Attach stack traces and exceptions to Flask traces (#151)
• Update gRPC span names to match spec (#152)
• Implement Jaeger Trace Exporter (#154)
• Allow for Flask init_app Pattern (#160)
• trace: Span.add_annotation method (#165)
• Update the should_sample logic for tracer (#166)
• Add streaming support and message events to gRPC interceptors (#169)
• Fix bug preventing unicode attributes from being set in python 2.7 (#171)
• Support the 0.19 version of google-cloud-trace (#174)
• Support the current major of google-api-core (#175)

opencensus 0.1.4

• Improve the integration modules to share tracer between threads (#133)
• Add SpanData class (#136)
• Attach stack traces and status to the current span on gRPC server failures (#140)
• Refactor exporters to accept SpanData objects instead of Spans (#144)
• Sync examples/trace/grpc proto file with other opencensus projects (#146)
• Update span ids to be 16 char hex strings (#147)

Big thanks to @wkiser for the contributions!

opencensus 0.1.2

• Update StackdriverExporter to use Stackdriver Trace V2 API.
• Support gRPC trace integration using grpc interceptors.
• Support Google Cloud client libraries integration via instrumenting the transport (http and/or grpc) level.
• Restructure tracers.