function charCodeList( dtypes ) {
	var out;
	var i;

	out = [];
	for ( i = 0; i < dtypes.length; i++ ) {
		out.push( charCodeListItem( dtypes[ i ] ) );
	}
	return out;
}
Returns a list of character code descriptions.

@private
@param {StringArray} dtypes - list of data types
@returns {StringArray} list of character code descriptions