From f9a42ca139745843866fc85c4c3a0731a523891f Mon Sep 17 00:00:00 2001
From: Alex Crichton <alex@alexcrichton.com>
Date: Sat, 14 Mar 2015 11:03:55 -0700
Subject: [PATCH] Update to rust master

---
 env/src/lib.rs | 1 -
 1 file changed, 1 deletion(-)

diff --git a/env/src/lib.rs b/env/src/lib.rs
index 788a934..211d52b 100644
--- a/env/src/lib.rs
+++ b/env/src/lib.rs
@@ -127,7 +127,6 @@
 #![doc(html_logo_url = "http://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png",
        html_favicon_url = "http://www.rust-lang.org/favicon.ico",
        html_root_url = "http://doc.rust-lang.org/env_logger/")]
-#![feature(io)]
 #![cfg_attr(test, deny(warnings))]
 
 extern crate regex;