traceon 0.4.0

An easy to use log and tracing formatter with a flattened json or pretty output.
Documentation
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fn main() {
    use traceon::{info, info_span};

    let _guard = traceon::on_thread();
    let _span = info_span!("span_with_field", field = "temp", "cool").entered();
    info!("first subscriber");

    let _guard = traceon::json_thread();
    let _span = info_span!("span_with_no_field").entered();
    info!("second subscriber")
}