What's Changed
* Update model.py by gbryden in https://github.com/al-niessner/DAWGIE/pull/217
* Update post2shelve.py by al-niessner in https://github.com/al-niessner/DAWGIE/pull/218
* improve snapshot by al-niessner in https://github.com/al-niessner/DAWGIE/pull/220
* Issue 213: make db.reset() explicit by al-niessner in https://github.com/al-niessner/DAWGIE/pull/222
* 145: Fixes to promotion by al-niessner in https://github.com/al-niessner/DAWGIE/pull/223
New Contributors
* gbryden made their first contribution in https://github.com/al-niessner/DAWGIE/pull/217
**Full Changelog**: https://github.com/al-niessner/DAWGIE/compare/1.4.1...1.4.2