This crate should be imported using a one-liner in Cargo.toml

[plied]

We should join the influxdb2_derive, influxdb2_structmap and num-traits into the same crate (maybe as additional features) so that the Cargo.toml of any user of this crate could look something like:

influxdb2 = { version = "0.5", features = ["derive"] }

Many other crates out there do this, i.e., serde