Merge pull request #1944 from sd234678/remove-unused-import

Remove unused import in lfp

Author: steveklabnik

tools/src/bin/lfp.rs

@@ -7,7 +7,7 @@ extern crate walkdir;
 
 use docopt::Docopt;
 use std::{path, fs, io};
-use std::io::{BufRead, Write};
+use std::io::BufRead;
 
 fn main () {
     let args: Args = Docopt::new(USAGE)