language changes (oops, rust-ci is broken?): ~str -> StrBuf, BenchHarness -> Bencher.
Replace glob reexport
added missing reexports; removed a remaining ByteWriter impl for ~[u8].
language changes: &[...] now always has &[T] type.
language changes: ~"str" is gone.
language changes: ~T -> Box<T>, ~expr -> box expr.
Merge remote-tracking branch 'upstream/master' into HEAD