If you own a Nexus 6 or are on 5.0 you know the one thing you had to give up was Xposed, which is arguably the best root app to have. I can not wait until Xposed is officially released. You can continue to read about Xposed and other root and developer related articles as posted by our own @DroidModderX.
Source: Xposed Framework for Android 5.0 Lollipop coming soon