removing all guts from JSON::PropertyBinding since it is handled in FragmentBindings now.
remove XMLScalarBinding#write.
fix xml scalar.
remove Object from XML.
make Collection work by calling the Binding manually for now.
HashBinding works.
make Hash::Collection finally work.
XML::Collection works.
make XML::Hash work in a horrible way.
removing CollectionRepresenter and adding it for bindings. this class only serializes/deserializes collections regardless of the format.