Why? - as it's in beta form you won't really notice it too much anyway. As for placing it in the ROM, it isn't possible I don't think due to it being wrote in the main Android code.
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The people of XDA, including the Devs. Do not have to help you. We all choose to help. Everyone also starts somewhere.
City I live in makes and invented the Kitkat... I run Kitkat on my device. Aww how cute.