iOS 9.3 is coming in the Spring and will introduce Night Shift as well as a number of other new features.
Apple Activates Assistive Touch in iOS 5 Beta 3
The new settings allow users to activate a menu overlay on the iPad with by pressing on a designated corner. The menu allows one-tap access to all of the iPad's functions including rotation, shaking, volume changes and even gestures. Known gestures such as pinch and swipe can be recalled by a tap, and custom gestures can even be recorded and played back on command.