anchor.diff:      }
   
       static member Create<'T when 'T :> Model and 'T : not struct>()  : 'T = 
  -        let interceptors : IInterceptor[] = [| notifyPropertyChanged; AbstractProperties() |]
  +        let interceptors : IInterceptor[] = [| notifyPropertyChanged; PropertyInterceptor() |]
           proxyFactory.CreateClassProxy interceptors    
   
       interface INotifyPropertyChanged with
  
positive.code: 
  open MethodInfo
  
  [<AbstractClass>]
  type Model() = 
  
  
negative.code:         errors.[propertyName] <- messages
          errorsChanged.Trigger(this, DataErrorsChangedEventArgs propertyName)
  
  [<RequireQualifiedAccess>]
  module Mvc = 
  
  