Jason Munro

- [x] Phonon band structure objects - [x] Phonon density of states objects - [x] Phonon band structure images - [x] Phonon density of states images - [ ] Phonon...

Surfaces API

3

- [x] `surface_properties` moved to atlas - [x] Surface properties endpoint added - [x] `wulff` moved to atlas - [x] Wulff endpoint added

- [ ] Collection moved to atlas - [ ] Endpoint added