Version: 1.3.0

* Add LICENSE.md.
* Update dependencies.
* Fix TypeScript definitions.
* Fix crash in GC (Fixes #4)
* Update test with garbage collection.

Version 1.2.0

* fix garbage collection not detaching the buffer automatically.
* add `detachSharedBuffer` to manually detach a previously attached buffer.
* add TypeScript typings.
* update README.md

First commit, version 1.0.0