code: public <S, T> Converter<S, T> findConverter(Class<S> input, Class<T> output) {
  		return findConverter(new ConverterKey<S,T>(input, output, DefaultBinding.class));
  	}
docs: Resolve a Converter with the given input and output classes. Instances of the input class can be converted into
  instances of the output class
  @param input The input class
  @param output The output class