v3.0.0

• Update references to Roslyn API to 3.5.0
• Release .NET Core Global Tool Roslynator.DotNet.Cli
• Introduce concept of "Analyzer Options"
• Reassign ID for some analyzers.
  • See "How to: Migrate Analyzers to Version 3.0"
• Remove references to Roslynator assemblies from omnisharp.json on uninstall (VS Code)