v2.0.0-beta.1

 - Renamed `ArrayCache` to `LocalCache`, swapping the constructor argument order
 - Support arbitrary values in `LocalCache`, `NullCache`, and `PrefixCache`
 - Changed `Cache` to support arbitrary values
 - Introduced separate `StringCache` interface for caching only strings
 - Added `StringCacheAdapter` to use any `Cache` in place of a `StringCache`
 - Removed `FileCache` (will be available in `amphp/file` instead)

v1.5.0

 - Add support for `amphp/file` v2

v1.4.0

 - Added SerializedCache (amphp#11)
 - Added AtomicCache (amphp#8)
 - Fixed FileCache::set() return value (amphp#10)

v1.3.0

 - Added `FileCache` (amphp#7)
 - Removed PHP 7.0 support

v1.2.1

 - **No library logic changes in comparison to v1.2.0**
 - Improved `dist` archive size slightly by improving `.gitattributes`
 - Changed code style to PSR-2
 - Upgraded PHPUnit

 - Added `$maxSize` option for `ArrayCache`.

 - Add `NullCache`.

Release v1.0.0.

Fix tests for PHP 5