Test: Added Continuous Integration on Windows #17

[poldiwa]

Description

Added CI on Windows environment with Appveyor to make sure that new features are working on Windows.

Motivation and Context

Add Continuous Integration on Windows #17

How Has This Been Tested?

Screenshots (if appropriate):

Types of changes

• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• [ ] My code follows the code style of this project.
• [ ] My change requires a change to the documentation.
• [ ] I have updated the documentation accordingly.
• [ x ] I have read the CONTRIBUTING document.
• [ ] I have added tests to cover my changes.
• [ x ] All new and existing tests passed.

[NicolasRitouet]

@poldiwa thanks a lot for your contribution 🎉

[poldiwa]

@NicolasRitouet woah! thanks for all the guidance! 😇