Updating AppDelegate.cpp
issue #2368: Using cocos2d/cocos2d-js-tests.git as the submodule.
issue #2368: Updating JS-test.
Updating auto jsbindings glue codes.
Merge pull request #3081 from dumganhar/iss2368-js-test-url

issue #2368: JS-Test repo needs to use the URL of cocos2d/cocos2d-js-tests