!!! SuperSU requires a rooted device !!!
SuperSU allows for advanced management of Superuser access rights for all the apps on your device that need root. SuperSU has been built from the ground up to counter a number of problems with other Superuser access management tools.
Features include:
- Superuser access prompt
- Superuser access logging
- Superuser access notifications
- Per-app notification configuration
- Temporary unroot
- Deep process detection (no more unknowns)
- Works in recovery (no more segfaulting)
- Works when Android isn't properly booted
- Works with non-standard shell locations
- Trusts ADB connection
- Always runs in ghost mode
- Wake on prompt
Visit the original thread for download links and more notes from the developer
http://forum.xda-developers.com/showthread.php?t=1538053