Module assert_cmd::prelude

Extension traits that are useful to have available.

Traits

CommandCargoExt	Extend Command with helpers for running the current crate's binaries.
CommandStdInExt	Extend Command with a helper to pass a buffer to stdin
OutputAssertExt	Extend process::Output with assertions.
OutputOkExt	Extends std::process::Output with methods to convert it to an OutputResult.