Update for IO library changes

lib.rs

@@ -75,7 +75,7 @@ use openssl::crypto::hash::{MD5, Hasher};
 use openssl::ssl::{SslStream, SslContext};
 use std::cell::RefCell;
 use std::hashmap::HashMap;
-use std::io::buffered::BufferedStream;
+use std::io::BufferedStream;
 use std::io::io_error;
 use std::io::net::ip::{Port, SocketAddr};
 use std::io::net::tcp::TcpStream;

message.rs

@@ -1,5 +1,5 @@
 use std::str;
-use std::io::mem::{MemWriter, MemReader};
+use std::io::{MemWriter, MemReader};
 use std::mem;
 use std::vec;
 

types/mod.rs

@@ -8,7 +8,7 @@ use extra::json;
 use extra::json::Json;
 use extra::uuid::Uuid;
 use std::hashmap::HashMap;
-use std::io::mem::{MemWriter, BufReader};
+use std::io::{MemWriter, BufReader};
 use std::io::util::LimitReader;
 use std::str;
 use std::vec;