Screeno Hack 1.0.2 + Redeem Codes

- Bring back the iPad version
- Bring back scrolling to the top when tapping the tab you're already on
- Lil design cleanups

- Add the ability to sign up from inside the app
- Fix loading the grid of posts on your profile page
- Make the "add friends" button more prominent
- Adds the ability to add a caption to a post when you're creating it
- Nicer loading of images in the picker