RegisterAsyncAction should signal completion
Build fixups for d19c8c47082f
Fix up the interfaces to properly pass down conversionHint
Fix some dox
I don't even know what just happened
Merge branch 'master' into rxui5-master

Conflicts:
	ReactiveUI.Testing/ReactiveUI.Testing_SL5.csproj
	ReactiveUI.Xaml/CreatesCommandBinding.cs