message: Write Liner Errors to Stderr
diff: @@ -17,7 +17,7 @@ mod builtins;
  mod parser;
  mod shell;
  -use std::io::ErrorKind;
  +use std::io::{stderr, Write, ErrorKind};
  use shell::Shell;
  @@ -32,11 +32,10 @@ fn main() {
  }
  Err(ref err) if err.kind() == ErrorKind::NotFound => {
  let history_filename = shell.variables.get_var_or_empty("HISTORY_FILE");
  - println!("ion: failed to find history file {}: {}", history_filename, err);
  + let _ = writeln!(stderr(), "ion: failed to find history file {}: {}", history_filename, err);
  },
  Err(err) => {
  - println!("failed here!");
  - println!("ion: {}", err);
  + let _ = writeln!(stderr(), "ion: failed to load history: {}", err);
  }
  }
  }
  