Remove stray file

src/util.rs

@@ -1,13 +0,0 @@
-use std::fs::File;
-use std::io::{Read, Result};
-use std::path::Path;
-
-/// Read a file at `path` into a String
-pub fn read_file(path: &Path) -> Result<String> {
-    info!("Loading file {:?}", path);
-    let mut f = File::open(&path)?;
-    let mut buffer = String::new();
-    f.read_to_string(&mut buffer)?;
-
-    Ok(buffer)
-}