Replace input text elements in the Gravity Forms "choice" editor with textareas, form multi-line values

gravityforms-replace-radio-choices-textarea.php

add_action( 'gform_editor_js', 'replaceInputsWithTextareas' );
function replaceInputsWithTextareas() {
    ?>
    <script type='text/javascript'>
        gform.addAction('gform_load_field_choices', function(field){        	
            field = GetSelectedField();
            replaceInputs(field.id)
        });
        jQuery(document).on('gform_load_field_settings', function(e,field){
        	setTimeout(function(){
        		replaceInputs(field.id)
        	}, 500);
        });
        function replaceInputs(field_id){
        	var $ = jQuery;
        	var choices = $('#field_' + field_id).find('.field-choice-row');
	 		$(choices).each(function(){
	 			var field = $(this).find('input[type="text"]').first();
	 			var newField = '<textarea id="' + $(field).attr('id') + '" class="' + $(field).attr('class') + '">' + $(field).val() + '</textarea>';
	 			$(field).replaceWith(newField);
	 		});
        }
    </script>
    <?php
}