Resolve issues with distributed tracing

v1.4.1

update changelog, and bump version

Introduce the Tracer pattern

v1.4.0

Introduce the `tracer` pattern, and new patterns for configuration. (…

Support Distributed Tracing

Thanks to @aspett, we now support distributed tracing via headers.

v1.3.3

No changelog kept up until now.

1.1.0 - Asynchronous Trace Reporting

Links:
Package: https://hex.pm/packages/spandex/1.0.2
Documentation: https://hexdocs.pm/spandex/1.0.2/readme.html

This release focused on work done by @driv3r to report traces asynchronously using a dedicated GenServer.

1.0.2

Links:
Package: https://hex.pm/packages/spandex/1.0.2
Documentation: https://hexdocs.pm/spandex/1.0.2/readme.html

Changelog:

• Higher test coverage
• Better decorators
• Significant cleanup
• Bug fixes