v6.20.0

Enhancements

• Feature flags can now be accessed in the onSend callbacks.
  #1432

• Capture userInfo from all NSExceptions and include the error metadata tab for handled exceptions.
  #1428

• Feature flags are now kept in order of insertion or modification rather than in alphabetical order.
  #1429

• Send usage telemetry to Bugsnag for product improvement purposes. Can be disabled using configuration.telemetry.
  #1422

Bug fixes

• Prevent reporting of OOMs on simulators.
  #1421

• Fix a rare crash in BugsnagBreadcrumbsWriteCrashReport().
  #1430

• Fix intermittent empty thread stacktraces.
  #1425