public void dumpAll(Iterable<? extends YamlNode> data, OutputStream output) {
        dumpAll(data.iterator(), output);
    }
public void dumpAll ( Iterable < ? extends YamlNode > data , OutputStream output ) { dumpAll ( data . iterator ( ) , output ) ; }
Dumps {@code data} into a {@code OutputStream} using a {@code UTF-8}
encoding.

@param data   the data
@param output the output stream