What's Changed
* Ubuntu 22.04 LTS installation instructions by WrathfulSpatula in https://github.com/qulacs/qulacs/pull/585
* upgrade doc dependencies by KowerKoint in https://github.com/qulacs/qulacs/pull/601
* Adding swap insertion feature to circuit optimizer by Akihiro-Tabuchi in https://github.com/qulacs/qulacs/pull/598
* pybind PauliString(vector,string,CTYPE) by KowerKoint in https://github.com/qulacs/qulacs/pull/594
* The dimension must be ITYPE by forest1040 in https://github.com/qulacs/qulacs/pull/603
New Contributors
* WrathfulSpatula made their first contribution in https://github.com/qulacs/qulacs/pull/585
**Full Changelog**: https://github.com/qulacs/qulacs/compare/v0.6.2...v0.6.3