What's Changed
* Integrate qulacs-rtd by Hiroya-W in https://github.com/qulacs/qulacs/pull/405
* Fix deps to build documentaiton by Hiroya-W in https://github.com/qulacs/qulacs/pull/416
* Refactor state test by ikanago in https://github.com/qulacs/qulacs/pull/407
* Remove unnecessary documentation files by Hiroya-W in https://github.com/qulacs/qulacs/pull/415
* Remove duplicate OUTPUT_LANGUAGE setting by Hiroya-W in https://github.com/qulacs/qulacs/pull/417
* update README.md to use modern install method by kotamanegi in https://github.com/qulacs/qulacs/pull/420
* fix QuantumGateBase from auto type in gpusim test_gate by templepmet in https://github.com/qulacs/qulacs/pull/422
* add Qulacs quantum circuit <--> QASM converter by kotamanegi in https://github.com/qulacs/qulacs/pull/421
* Fix typo DensityMatrix in Python advanced tutorial by Hiroya-W in https://github.com/qulacs/qulacs/pull/428
* Fix to reduce build warnings by m-ymzk in https://github.com/qulacs/qulacs/pull/440
* Translate tutorials to English by ikanago in https://github.com/qulacs/qulacs/pull/432
* I fix submenu to corrected the columns. by forest1040 in https://github.com/qulacs/qulacs/pull/454
* specify type for lambda arguments by KowerKoint in https://github.com/qulacs/qulacs/pull/451
* add make_superposition(), make_mixture() to tutorial by KowerKoint in https://github.com/qulacs/qulacs/pull/444
* Execute and get state by KowerKoint in https://github.com/qulacs/qulacs/pull/455
* use QuantumState for reflection_state, implement InvalieQubitCountException by KowerKoint in https://github.com/qulacs/qulacs/pull/442
* Compatibility for clang by ikanago in https://github.com/qulacs/qulacs/pull/446
* copy pauli in constructor by KowerKoint in https://github.com/qulacs/qulacs/pull/436
* parse exponential notation in QASM -> Qulacs convertion by kotamanegi in https://github.com/qulacs/qulacs/pull/459
* Build wheel for arm64 macOS correctly by ikanago in https://github.com/qulacs/qulacs/pull/460
New Contributors
* Hiroya-W made their first contribution in https://github.com/qulacs/qulacs/pull/405
* templepmet made their first contribution in https://github.com/qulacs/qulacs/pull/422
**Full Changelog**: https://github.com/qulacs/qulacs/compare/v0.5.3...v0.5.4