# 1.1 - Added ```alloc``` and ```macro ``` features - Added ```prelude``` module - Added ```Boo``` type alias - Implemented ```AsRef``` and ```AsMut``` - Deprecated ```some_left``` and ```some_right``` (renamed to ```left``` and ```right```) - Added ```left_unchecked``` and ```right_unchecked``` - Added ```EitherIter``` trait - Extended documentation # 1.1.2 - Added ```LRIter``` - Implemented ```Iterator```, ```ExactSizeIterator```, ```DoubleSizedIterator``` and ```FusedIterator``` - Added ```size_hint``` to ```EitherIter``` iterators - Added ```as_inner_ref``` to ```Boo``` # 1.1.3 - Added `ok_left` and `ok_right` # 1.1.4 - Removed `Unpin` requirement to implement `Future` and `Stream` # Roadmap - Add ```EitherStream```