Merge pull request rust-postgres#98 from maurer/old_path

Switch to using old_path for new rustc

Author: sfackler

src/url.rs

@@ -10,7 +10,7 @@
 
 use std::fmt;
 use std::str::FromStr;
-use std::path::BytesContainer;
+use std::old_path::BytesContainer;
 use std::num;
 use std::str;