opentelemetry-stackdriver 0.27.0

A Rust opentelemetry exporter that uploads traces to Google Stackdriver trace.
Documentation
# OpenTelemetry Stackdriver

![OpenTelemetry — An observability framework for cloud-native software.][splash]

[splash]: https://raw.githubusercontent.com/open-telemetry/opentelemetry-rust/main/assets/logo-text.png

This crate provides an `opentelemetry` exporter for use with Google Stackdriver trace. It uses gRPC to send tracing spans.
Contributions are welcome.

[![Crates.io: opentelemetry-stackdriver](https://img.shields.io/crates/v/opentelemetry-stackdriver.svg)](https://crates.io/crates/opentelemetry-stackdriver)
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## Propagator

Feature flag `propagator` will enable the `GoogleTraceContextPropagator` which implements the `TextMapPropagator` trait for Google `X-Cloud-Trace-Context` Trace Context format.

Example usage:

```rust
opentelemetry::global::set_text_map_propagator(GoogleTraceContextPropagator::new());
```