As some of you will undoubtedly know, the source code for Android 4.4 KitKat has been officially released by Google, and a few ports from dev teams...
Source: http://www.phonearena.com/news/Android-4.4-KitKat-preview_id49061
Source: http://www.phonearena.com/news/Android-4.4-KitKat-preview_id49061