- Remove support for Python 3.6
- Use compiled regex expression in `create_dictionary()` ([129](https://github.com/mammothb/symspellpy/pull/129))
- Configure module logger instead of modifying root logger ([132](https://github.com/mammothb/symspellpy/pull/132), [#133](https://github.com/mammothb/symspellpy/pull/133))