bumpalo 2.2.1

A fast bump allocation arena for Rust.
Documentation
# 2.2.1

Released 2019-03-18.

* Fix a regression in 2.2.0 where newly allocated bump chunks could fail to have
  capacity for a large requested bump allocation in some corner cases.

# 2.2.0

Released 2019-03-15.

* Chunks in an arena now start out small, and double in size as more chunks are
  requested.

# 2.1.0

Released 2019-02-12.

* Added the `into_bump_slice` method on `bumpalo::collections::Vec<T>`.

# 2.0.0

Released 2019-02-11.

* Removed the `BumpAllocSafe` trait.
* Correctly detect overflows from large allocations and panic.

# 1.2.0

Released 2019-01-15.

* Fixed an overly-aggressive `debug_assert!` that had false positives.
* Ported to Rust 2018 edition.

# 1.1.0

Released 2018-11-28.

* Added the `collections` module, which contains ports of `std`'s collection
  types that are compatible with backing their storage in `Bump` arenas.
* Lifted the limits on size and alignment of allocations.

# 1.0.2

# 1.0.1

# 1.0.0