Add a markdown toolbar to help with the markdown syntax

www/code/inner.html

@@ -12,7 +12,9 @@
 <body class="cp-app-code">
   <div id="cme_toolbox" class="cp-toolbar-container"></div>
   <div id="cp-app-code-editor">
-    <textarea id="editor1" name="editor1"></textarea>
+    <div id="cp-app-code-container">
+        <textarea id="editor1" name="editor1"></textarea>
+    </div>
     <div id="cp-app-code-preview">
         <div id="cp-app-code-preview-content"></div>
     </div>