Add analyzer for [field: ObservableProperty] uses from auto-properties

Fix forwarding enum values with negative values in attributes

Handle [ObservableProperty] fields with keyword identifiers

Remove unnecessary temporary array allocation

Add new analyzer/fixer for async void [RelayCommand] methods

Set EnforceExtendedAnalyzerRules in analyzers

Check for cancellation more often in generators

Improve ImmutableArrayBuilder<T> type in MVVM Toolkit generators

Improve XML docs for Span2D<T>.Slice(int, int, int, int)

Add warning when using packages.config for MVVM Toolkit

Fix ObservableValidator generator to detect inherited properties

Add diagnostics for invalid expressions for forwarded attributes