Improvements

• Add support for b3 single header propagation #2841
• Minor optimization around class matchers #2631
• Add command line option to generate sample traces for troubleshooting #2821

Changes

• Improve RabbitMQ Message Listener span #2836
• [CIAPP] Add _dd.origin in all spans #2779

Fixes

• Handle agent being added to the bootclasspath with -Xbootclasspath #2838
• Add tracing for Kafka ConsumerRecords.subList #2830