29.11. Meta-annotations for databinding

These meta-annotations make it possible to implement similar functionality to @DataModel and @DataModelSelection for other datastructures apart from lists.
@DataBinderClass 
@DataBinderClass(DataModelBinder.class)
Specifies that an annotation is a databinding annotation.
@DataSelectorClass 
@DataSelectorClass(DataModelSelector.class)
Specifies that an annotation is a dataselection annotation.