jQuery自定义瀑布流网格布局插件

在原有基础上，远程添加图片

<div id='controls-bottom'>
    <input class='control-input one' placeholder='添加一张图片的URL看看效果！' type='url'>
    <div class='control-button bottom-one'>Append</div>
</div>

瀑布流列表结构图

<div class='grid-wrapper'>
    <div class='grid-item'>
        <img src='picture/2dartist_issue_111_mar15_unlocked_page_001-680x967.jpg'>
    </div>
    <div class='grid-item'>
        <img src='picture/2dartist_issue_111_mar15_unlocked_page_006-680x478.jpg'>
    </div>
</div>