Note: this was originally intended to be releases as 1.1.8, but was mistakenly tagged as .1.1.8. Making a new release as 1.1.9, with changes from 1.1.7 noted below
What's Changed
* Fixes [478](https://github.com/linkml/linkml/issues/478) by cmungall in https://github.com/linkml/linkml-runtime/pull/77
* schemaview rdflib loader by cmungall in https://github.com/linkml/linkml-runtime/pull/79
* Fix get_mapping_index method by sierra-moxon in https://github.com/linkml/linkml-runtime/pull/71
* add inverse and is_mixin methods by sierra-moxon in https://github.com/linkml/linkml-runtime/pull/78
* function to return schema elements by id_prefixes by sierra-moxon in https://github.com/linkml/linkml-runtime/pull/36
**Full Changelog**: https://github.com/linkml/linkml-runtime/compare/v1.1.7...v.1.1.8