Linkml-map

What's Changed
* Improve documentation by Silvanoc in https://github.com/linkml/linkml-map/pull/34
* docs: improve documentation for copy directives by Silvanoc in https://github.com/linkml/linkml-map/pull/36
* Adding target_definition to model. by cmungall in https://github.com/linkml/linkml-map/pull/37

New Contributors
* Silvanoc made their first contribution in https://github.com/linkml/linkml-map/pull/34

**Full Changelog**: https://github.com/linkml/linkml-map/compare/v0.3.7...v0.3.8

What's Changed
* docs refactor by cmungall in https://github.com/linkml/linkml-map/pull/33


**Full Changelog**: https://github.com/linkml/linkml-map/compare/v0.3.6...v0.3.7

What's Changed
* Only calculate bindings (ctxt_obj and ctxt_dict) once for expr slots by martinwellman in https://github.com/linkml/linkml-map/pull/29
* Performance improvement for expr slots using Mapping-derived class for bindings by martinwellman in https://github.com/linkml/linkml-map/pull/28

New Contributors
* martinwellman made their first contribution in https://github.com/linkml/linkml-map/pull/29

**Full Changelog**: https://github.com/linkml/linkml-map/compare/v0.3.5...v0.3.6

**Full Changelog**: https://github.com/linkml/linkml-map/compare/v0.3.4...v0.3.5

**Full Changelog**: https://github.com/linkml/linkml-map/compare/v0.3.3...v0.3.4

**Full Changelog**: https://github.com/linkml/linkml-map/compare/v0.3.2...v0.3.3