What's Changed
* Str and repr for classes by faymanns in https://github.com/EPFL-Center-for-Imaging/splinebox/pull/27
* Implement second derivative for Hermite splines by faymanns in https://github.com/EPFL-Center-for-Imaging/splinebox/pull/30
* Save load splines by faymanns in https://github.com/EPFL-Center-for-Imaging/splinebox/pull/29
* Distance example by faymanns in https://github.com/EPFL-Center-for-Imaging/splinebox/pull/31
**Full Changelog**: https://github.com/EPFL-Center-for-Imaging/splinebox/compare/v0.1.1...v0.2.0