Breaking changes:

• Removed the undocumented micrometer reportingIntervalSeconds,
  and instead, added preview configuration metricIntervalSeconds that controls all metrics #1507, e.g.

  {
    "preview": {
      "metricIntervalSeconds": 60
    }
  }
  

• Changed undocumented reload of connection string and sampling percentage to be preview and opt-in #1507

Bug Fixes:

• Fix for ClassNotFoundException when deploying some JBoss ear files #1465
• Fix configuration for disabling spring boot actuator metrics #1478
• Fixed role name on Azure Functions #1526

Enhancements:

• Extra attributes in applicationinsights.json (e.g. typos) are logged as warnings at startup #1459
• Better 2.x SDK interop #1454
• Added env vars for disabling instrumentation #1495
• Added reactor-netty and kotlin coroutine instrumentation #1511
• Improved error messages for network connectivity issues #1483
• Support for roles in Live metrics #1510
• Populate client IP #1538
• Support for role name in Azure Functions consumption plan #1537