## Unreleased
Released YYYY/MM/DD.
### Added
* TODO (or remove section if none)
### Changed
* TODO (or remove section if none)
### Deprecated
* TODO (or remove section if none)
### Removed
* TODO (or remove section if none)
### Fixed
* TODO (or remove section if none)
### Security
* TODO (or remove section if none)
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## 1.7.0
Released 2019/10/31. *Spooky!*
### Added
* Added a `len` method to count how many items are in an arena.
### Fixed
* Fixed some theoretical overflows.
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## 1.6.1
Released 2019/09/17.
### Fixed
* Now compiles on old stable Rust versions again, instead of just new stable
Rust versions. From here on out, we'll promise that 1.X will continue to
compile on rustc versions >= 1.32.
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## 1.6.0
Released 2019/09/09.
### Added
* Added the `Arena::iter_mut` method for mutably iterating over an arena's
contents. [See #29 for
details.](https://github.com/SimonSapin/rust-typed-arena/pull/29)
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## 1.5.0
Released 2019/08/02.
### Added
* `Arena` now implements `Default`
### Fixed
* Introduced an internal fast path for allocation, improving performance.
* Tests now run cleanly on Miri. There was previously a technicality where
the stacked borrow rules were not being followed.
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## 1.4.1
Released 2018/06/29.
### Added
* Added more documentation comments and examples.
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## 1.4.0
Released 2018/06/21.
### Added
* Added a new, on-by-default feature named "std". Disabling this feature allows
the crate to be used in `#![no_std]` environments. [#15][] [#12][]
[#15]: https://github.com/SimonSapin/rust-typed-arena/pull/15
[#12]: https://github.com/SimonSapin/rust-typed-arena/pull/12