Caliban.Nano 1.5.0

• Fixed post build step on Azure DevOps
• Added Model and Model binding
• Added IModel interface to models
• Added Parent to ViewModels
• Added Close method to ViewModels
• Added IParent interface to conductors
• Added new Register method to Bootstrap
• Added constraints to generic types/methods
• Added Ninject sample project
• Added NLog sample project
• Added many more unit tests
• Changed dependency injection to be recursive
• Changed Logger to be disposeable
• Refactored NanoContainer
• Refactored WindowManager
• Refactored window handling
• Refactored Bootstrap methods
• Refactored Hello sample
• Updated documentation