2.0.0: Improve MapEntry and minification

* Switch to props from methods in MapEntry
* Allow to put custom MapEntry-compatible entries during put
* Avoid mangling during minification

1.0.0: Stable SortedMap version

* SortedMap implemented
* Minify version
* Auto-deploy artifacts to github release
* Add example usage

0.1.0

Basic map implementation with tests

0.0.1

Docs, basic test with auto CI