Constrain

What's Changed
* Preparation for Python package publication by lymereJ in https://github.com/pnnl/ConStrain/pull/10
* GUI: empty png bug fix by jslane-h in https://github.com/pnnl/ConStrain/pull/11
* Added pre-commit-config by jslane-h in https://github.com/pnnl/ConStrain/pull/12
* GUI: State creation logic issue/runtime error by jslane-h in https://github.com/pnnl/ConStrain/pull/14
* GUI: Added check mark in settings to show selected mode by jslane-h in https://github.com/pnnl/ConStrain/pull/15
* GUI: Adds popup to check if user wants to overwrite data on import by jslane-h in https://github.com/pnnl/ConStrain/pull/13
* Update init file by lymereJ in https://github.com/pnnl/ConStrain/pull/17

New Contributors
* jslane-h made their first contribution in https://github.com/pnnl/ConStrain/pull/11

**Full Changelog**: https://github.com/pnnl/ConStrain/compare/0.3.0...0.3.2

- Addition of Brick schema Integration API (beta), tests, and demo of end to end verification with Brick
- Addition of local loop performance verification items and unit tests

Addition of G36 verification items, tests, and demo workflow.