iPhone code modification - INVITATION ONLY

This is an invitation only project. It is about the modification of the existing iPhone app. List of required modifications: 1. Changing the way app data is stored on iPhone, from /Documents to /Library/Caches directory. _ 2. enabling iPad version of the app 3. tab bar in the footer needs to contain 5 not for icons 4. when app needs to access content online a progress bar needs to be showed 5. enabling push notifications from the app Those who receive an invitation to participate in bidding please send me a message through project interface so you can receive a link to the application files. After you review the existing app, please submit a time estimate for each required modification separately. Item 1. is most urgent, other activities can wait. The modifications listed here represent a small fraction of scheduled work for the next 6 months. We'd like to test one or several freelancers with this project and use them the for future work If you need any additional information, let me know and I'll respond promptly.