iOS 9.3 is coming in the Spring and will introduce Night Shift as well as a number of other new features.
Apple Updates Apple TV to Version 5.0.1
Apple has released a new update for the generation 2 and 3 Apple TV models. The update allows movies and TV show previews from the iTunes Store to be viewed in HD and fixes a few other minor issues.
Apple TV Software Update 5.0.1The update can be performed directly on the Apple TV by going to the Settings menu, then General, then selecting Update Software.
iTunes previews - Previews for movies and TV shows from the iTunes Store can now be viewed in HD.
AirPlay - Fixes an issue that caused some iOS apps to have trouble connecting via AirPlay.
Home Sharing - Improves the reliability of Home Sharing connections.
Netflix - Addresses an issue affecting Netflix login and navigation.
Stability and performance - Includes fixes for issues affecting stability and performance.