Source code for my free app Simple Reboot. It's nothing fancy, just pushed following a user request.
Play Store link: https://play.google.com/store/apps/details?id=simple.reboot.com
libsuperuser from Chainfire (https://github.com/Chainfire/libsuperuser) ButterKnife from JakeWharton (https://github.com/JakeWharton/butterknife)