Revert "add new template and modify template location and add logo file in config.json"

This reverts commit 33c5dd9.

This change introduces too many dependencies. Let's use the default
cosmo template.

Author: jianjunz

docs/jsdoc/config.json

@@ -12,15 +12,6 @@
     "dictionaries": ["jsdoc", "closure"]
   },
   "templates": {
-    "default":{
-      "staticFiles": {
-        "include":[
-          "docs/templates/intellogo.png"
-        ]
-      }
-    },
-    "version": "4.1",
-    "logoFile": "./intellogo.png",
     "cleverLinks": false,
     "monospaceLinks": false,
     "dateFormat": "ddd MMM Do YYYY",