opentelemetry-http 0.9.0

Helper implementations for exchange of traces and metrics over HTTP
Documentation
# Changelog

## v0.9.0

### Changed

- Update to opentelemetry-api v0.20.0

## v0.8.0
### Changed
- Add response headers in response for `HttpClient` implementations [#918]https://github.com/open-telemetry/opentelemetry-rust/pull/918.
- Bump MSRV to 1.57 [#953]https://github.com/open-telemetry/opentelemetry-rust/pull/953.
- Update dependencies and bump MSRV to 1.60 [#969]https://github.com/open-telemetry/opentelemetry-rust/pull/969.

## v0.7.0

### Changed

- Update to opentelemetry v0.18.0
- Export `byte` and `http` types #798
- Implementation of collector http client with pure hyper #853

## v0.6.0

### Changed

- Update to opentelemetry v0.17.0

## v0.5.0

### Changed

- Update to opentelemetry v0.16.0

## v0.4.0

### Changed

- Update to opentelemetry v0.15.0

## v0.3.0

### Changed

- Return response from `HttpClient` #511
- Update to opentelemetry v0.14.0

## v0.2.0

### Changed
- Update to opentelemetry v0.13.0

## v0.1.0

### Added

- Opentelemetry integration with http #415