Some typo fixes

IPython/html/static/notebook/js/notebook.js

@@ -1097,9 +1097,9 @@ define([
     
     Notebook.prototype._warn_heading = function () {
         /**
+         * warn about heading cells being removed
          * @private
          */
-        // warn about heading cells being removed
         dialog.modal({
             notebook: this,
             keyboard_manager: this.keyboard_manager,

docs/jsdoc_config.json

@@ -1,19 +1,20 @@
 {
-    "tags": {
-        "allowUnknownTags": true
+    "markdown": {
+        "parser": "gfm"
     },
+    "plugins": [ 
+        "plugins/markdown" 
+    ],
     "source": {
         "include": [
             "../IPython/html/static/notebook/js/notebook.js"
         ]
     },
-    "plugins": [],
+    "tags": {
+        "allowUnknownTags": true
+    },
     "templates": {
         "cleverLinks": false,
         "monospaceLinks": false
-    },
-    "plugins": [ "plugins/markdown" ],
-    "markdown": {
-        "parser": "gfm"
     }
-}
+}