Project Setup

[StefanGreve]

• Resolve Auto-generate Documentation with docfx #2
• Start to write unit tests
• Resolve Mutation Testing #3
• Add GitHub Actions Workflow
• Publish GitHub package alongside NuGet package
• Protect master branch
• Add readme description and status badges
• Check meta data in Directory.Build.props
• Merge Implement Microsoft SQL Server Facilities #1
• Normalize line endings, and update .gitignore and .gitattributes