What's Changed
* Implement explict reference col_def by bramstoeller in https://github.com/alliander-opensource/power-grid-model-io/pull/96
* Use keyword arguments for functions in mapping file by bramstoeller in https://github.com/alliander-opensource/power-grid-model-io/pull/98
* Feature/explicit mapping by bramstoeller in https://github.com/alliander-opensource/power-grid-model-io/pull/99
**Full Changelog**: https://github.com/alliander-opensource/power-grid-model-io/compare/v1.0.4...v1.1.0