Improvements

[Integrations] Use MethodHandles to access AWS Request metadata #2655
[Integrations] Hazelcast Instrumentation #2658 (Thanks @darylrobbins for the contribution!)
Capture original B3 Trace/Span ID as tag #2690
Make onboarding easier by adding aliases for settings and autodetecting UNIX domain sockets #2666
Discover StatsD port from trace agent /info endpoint #2686
[Performance] Don't create noop scopes for akka messaging unless necessary #2688
[Performance] [Profiling] Don't notify scope listeners if trace is eligible for dropping #2661

Changes

[Breaking-change] Disable PeerServiceTagInterceptor by default #2683
[Breaking-change] Set forwarded info as separate tag rather than replace peer #2677
Standardize route handling code and add a flag to disable resource naming by route dd.http.server.route-based-naming #2562
[Profiling] Add a JFR event to report available processors #2678
[Profiling] Implement checkpoint API for profiler integration #2687