手动加载模式 Manually load modules

在这种模式下，可以同步使用 Editor.md 实例的成员方法。

#### Manually load modules exmaple

```html
<script src="js/jquery.min.js"></script>
<link rel="stylesheet" href="../lib/codemirror/codemirror.min.css" />        
<link rel="stylesheet" href="../lib/codemirror/addon/dialog/dialog.css" /> 
<link rel="stylesheet" href="../lib/codemirror/addon/search/matchesonscrollbar.css" /> 
<script src="../lib/codemirror/codemirror.min.js"></script>

<script src="../lib/codemirror/addons.min.js"></script>
<script src="../lib/codemirror/modes.min.js"></script>

<script src="../lib/prettify.min.js"></script>

<script src="../lib/raphael.min.js"></script>
<script src="../lib/underscore.min.js"></script>
<script src="../lib/sequence-diagram.min.js"></script>
<script src="../lib/flowchart.min.js"></script>
<script src="../lib/jquery.flowchart.min.js"></script>

<link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/KaTeX/0.1.1/katex.min.css" />
<script src="//cdnjs.cloudflare.com/ajax/libs/KaTeX/0.1.1/katex.min.js"></script>

testEditor.fullscreen(); // In Manually load mode, You can be synchronized using the member method.
	});
</script>
```

#### KaTeX test

$$E = mc^2$$