What's Changed
* various (small) improvements by marcomusy in https://github.com/brainglobe/brainrender/pull/291
* Fixed bug related to issue 293, amended tests to check in the future by IgorTatarnikov in https://github.com/brainglobe/brainrender/pull/296
* Update test badge by alessandrofelder in https://github.com/brainglobe/brainrender/pull/298
* deep copy the volume transform by alessandrofelder in https://github.com/brainglobe/brainrender/pull/297
**Full Changelog**: https://github.com/brainglobe/brainrender/compare/v2.1.0...v2.1.1