GetValue - *always* check the PropertyValueConverters

Even if we want a string and the value is already a string, we should still hit the PropertyValueConverters for situations like the RTE's PVC, which performs parsing on the content.

app/Umbraco/Umbraco.Archetype/Models/Property.cs

@@ -28,9 +28,6 @@ namespace Archetype.Umbraco.Models
 
         public T GetValue<T>()
         {
-            // If the value is of type T, just return it
-            if (Value is T)
-                return (T)Value;
 
             // Try Umbraco's PropertyValueConverters
             var converters = UmbracoContext.Current != null ? PropertyValueConvertersResolver.Current.Converters : Enumerable.Empty<IPropertyValueConverter>();
@@ -41,6 +38,10 @@ namespace Archetype.Umbraco.Models
                     return convertedAttempt.Result;
             }
 
+            // If the value is of type T, just return it
+            if (Value is T)
+                return (T)Value;
+
             // No PropertyValueConverters matched, so try a regular type conversion
             var convertAttempt2 = Value.TryConvertTo<T>();
             if (convertAttempt2.Success)