apple Rejected my app , And send me this letter :Guideline 4.3 - Design - SpamWe noticed that your app provides the same feature set as many of the other apps you've submitted to the App Store; it simply varies in content or language, which is considered a form of spam.The following apps were found to provide different content but are identical in functionality:drift starsNext StepsWhen creating multiple apps where content is the only varying element, you should offer a single app to deliver differing content to customers. Alternatively, you may consider creating a web app, which looks and behaves similar to a native app when the customer adds it to their Home screen. Refer to the Configuring Web Applications section of the Safari Web Content Guide for more information.please help me