rewrite extraction interface into PHP MVC architecture. (Although js hasn't been rewritten into MVC, it's fitted into the current PHP MVC architecture.) - The root of the new PHP MVC is at 'develop/'. - extraction interface is called "Extractapp" with several action, eg TaggingText, EditWordlist, EditTaglist, ExportTable.

<span class="span_null" id="span_號" regextext="號" regexreplace="null" style="border: 1px solid black; width: 100px;"> 號 </span><span class="span_hao" id="span_號甚麼" regextext="[^&lt;&gt;○]{2}" regexreplace="hao" style="border: 1px solid black; width: 100px;"> 號甚麼 </span>