Re-generated README

Author: jonhoo

README.md

@@ -23,6 +23,7 @@ all commands with a "no results" reply:
 ```rust
 extern crate mysql;
 use msql_srv::*;
+use mysql::prelude::*;
 
 struct Backend;
 impl<W: io::Write> MysqlShim<W> for Backend {
@@ -78,7 +79,7 @@ fn main() {
 
     let mut db = mysql::Conn::new(&format!("mysql://127.0.0.1:{}", port)).unwrap();
     assert_eq!(db.ping(), true);
-    assert_eq!(db.query("SELECT a, b FROM foo").unwrap().count(), 1);
+    assert_eq!(db.query_iter("SELECT a, b FROM foo").unwrap().count(), 1);
     drop(db);
     jh.join().unwrap();
 }