0.2.0 (January 3, 2015)

* Add ability to set default through value and block
* Add ability to iterate over keys and values
* Add to_hash export

# Change log

## [v0.3.0] - 2019-02-26

* Change to limit to Ruby >= 2.0.0
* Change gemspec to load files directly without git
* Change to freeze all strings

## [v0.2.0] - 2015-01-03

* Add ability to set default through value and block
* Add ability to iterate over keys and values
* Add to_hash export

## [v0.1.0] - 2014-12-27

* Initial implementation and release

[v0.3.0]: https://github.com/piotrmurach/splay_tree/compare/v0.2.0...v0.3.0
[v0.2.0]: https://github.com/piotrmurach/splay_tree/compare/v0.1.0...v0.2.0
[v0.1.0]: https://github.com/piotrmurach/splay_tree/compare/v0.1.0

Add release notes and update format
Add release notes and update format
