- [add an interface for dimensionality calc](https://github.com/qzhu2017/PyXtal/commit/43bd200ea5ae7b9927afe988a2c0173a8cfa19e3)
- [add the option to set coordination env](https://github.com/qzhu2017/PyXtal/commit/222ca919bef827844b5532dde332108ad7698c58)
- [add get_dofs for lattice](https://github.com/qzhu2017/PyXtal/commit/a224110ef3a9b07b6adddfd4e8a3751908166015)
- [add wp.get_label() function](https://github.com/qzhu2017/PyXtal/commit/84cd081a9c3afae6fca32ef61b226922fcdbabaa)
- [add resort(), lattice_dof, and improved gulp](https://github.com/qzhu2017/PyXtal/commit/a3ae3d8be0c26c86dda1bc2298163ba6e5f4dd29)
- [add the support to generate 1d-rep for atom sites](https://github.com/qzhu2017/PyXtal/commit/814a99d2eb9d0a6f7d6886290e436b7d682fe205)
- [add 1d-rep for lattice](https://github.com/qzhu2017/PyXtal/commit/6c7eb3ea2cebe941387438589b74de1a9bf20428)