System.Waf

• WAF: Remove all types from the Applications layer in the System.Waf.Uwp project. An UWP Applications layer should only reference the Core library.
• WAF: Refactor the ViewModelCore and ViewModel base classes.

System.Waf

• WAF: Fix TargetName in NavigationToggleButton.
• WAF: Add CollectionHelper.Empty method that returns an empty IReadOnlyList.
• WAF: DelegateCommand: Add static property DisabledCommand.
• WAF: Enhance the StringFormatConverter to support MultiBinding.

System.Waf

• WAF: DelegateCommand.Execute does not throw an exception anymore when CanExecute returns false.
• WAF: NavigationToggleButton uses now IconElement instead of Symbol.
• WAF: Fix IsVisible implementation in LazyContentPresenter.
• WAF: Update Microsoft.NETCore.UniversalWindowsPlatform to 5.1.0

System.Waf

• WAF: Add System.Waf.Uwp project with initial support for UWP App development.
• WAF: Add SynchronizingCollectionCore class and adapt the SynchronizingCollection class.
• WAF: Add public DispatcherHelper.DoEvents implementation.
• WAF: Add StringHelper.Truncate implementation.
• InfoMan: Improve UI styling for better text alignment.
• Samples: Enhance WPF design time support.

System.Waf

• Provide a core package of WAF as reusable portable library.
• Improved ViewModel implementation for faster DataContext initialization when using MEF.
• Add AsyncDelegateCommand class.
• Change TargetFrameworkVersion to v4.6 for WPF applications
• Removed types and members that were marked as obsolete in version 3.
• Removed serialization support because the portable library does not support it.
• Samples: Improve code by using C# 6.0.
• InfoMan: Introduce a custom ToolBar style.