Feature
* **export:** Add filtering support ([`7830dc3`](https://github.com/projectcaluma/emeis/commit/7830dc3c96fdc5ee376576eab434e6e6f22eb85f))
* **tests:** Verify that creating circular scope structures fails ([`629c20e`](https://github.com/projectcaluma/emeis/commit/629c20eb81d3cb0510777a5999b6a7826fb36592))