Get compiling on Rust 1.0 beta

src/lib.rs

@@ -1,8 +1,6 @@
 #![crate_name = "bytes"]
 #![unstable]
 
-#![feature(alloc, convert, core)]
-
 pub use byte_buf::{ByteBuf, ROByteBuf, MutByteBuf};
 pub use byte_str::{SeqByteStr, SmallByteStr, SmallByteStrBuf};
 pub use bytes::Bytes;
@@ -11,9 +9,7 @@ pub use rope::{Rope, RopeBuf};
 pub use slice::{SliceBuf, MutSliceBuf};
 
 use std::{cmp, fmt, io, ops, ptr, u32};
-use std::marker::Reflect;
-
-extern crate core;
+use std::any::Any;
 
 mod alloc;
 mod byte_buf;
@@ -201,7 +197,7 @@ pub trait MutBufExt {
 /// An immutable sequence of bytes. Operations will not mutate the original
 /// value. Since only immutable access is permitted, operations do not require
 /// copying (though, sometimes copying will happen as an optimization).
-pub trait ByteStr : Clone + Sized + Send + Sync + Reflect + ToBytes + ops::Index<usize, Output=u8> + 'static {
+pub trait ByteStr : Clone + Sized + Send + Sync + Any + ToBytes + ops::Index<usize, Output=u8> + 'static {
 
     // Until HKT lands, the buf must be bound by 'static
     type Buf: Buf+'static;