- Update Readthedocs ([519](https://github.com/pyiron/pyiron_atomistics/pull/519))
- Selected animation ([513](https://github.com/pyiron/pyiron_atomistics/pull/513))
- Spx refactor ([505](https://github.com/pyiron/pyiron_atomistics/pull/505))
- Make codebase black ([507](https://github.com/pyiron/pyiron_atomistics/pull/507) and [#517](https://github.com/pyiron/pyiron_atomistics/pull/517))
- Dependency updates: [494](https://github.com/pyiron/pyiron_atomistics/pull/494), [#515](https://github.com/pyiron/pyiron_atomistics/pull/515), [#516](https://github.com/pyiron/pyiron_atomistics/pull/516), [#510](https://github.com/pyiron/pyiron_atomistics/pull/510), [#503](https://github.com/pyiron/pyiron_atomistics/pull/503), [#509](https://github.com/pyiron/pyiron_atomistics/pull/509), [#520](https://github.com/pyiron/pyiron_atomistics/pull/520)