proposal

[rjcamatos]

    processElements("data-options-selected", template, data, settings, function ($elem, value) {
        $(value.options).each(function () {
            var $option = $("<option/>");
            if( value.selected == this ) $option.attr('selected','');
            $option.attr('value', this).text(this).appendTo($elem);
        });
    });

    processElements("data-checkbox", template, data, settings, function ($elem, value) {
        if( value ) $elem.attr('checked','');
    });

[codepb]

if you have something to add, can you make a pull request please.