message: Fix clippy warning again, i guess
diff: @@ -149,7 +149,6 @@ pub fn get_global_config_path() -> Result<PathBuf, failure::Error> {
  mod tests {
  use super::*;
  use std::fs::File;
  - use std::io::prelude::*;
  use tempfile::tempdir;
  use crate::settings::environment::MockEnvironment;
  