Currently, there is no new exploits for lollipop, and there is no rooting method to lollipop. If you REALLY want lollipop, I suggest you flash NC5 and then use software update to update all the way to lollipop....
Current status for rooting Android 5:
Not possible yet to upgrade without WiFi issues and/or other issues.
Stay tuned for more updates on root for Android 5.
DO NOT FLASH IF YOUR ON MDK AND WISH TO RETAIN YOUR CUSTOM RECOVERY! THIS WILL REMOVE THE LOKI EXPLOIT!
The credit of this exploit goes to the Dark Menace. If you would like to ask a question, please feel free to PM DarkMenace.
This "Keep Root" method uses a modified version of the official MK2 to NC5 OTA Update.zip to upgrade while maintaining root access! The file is flashed in Safestrap and the end result should be a 100% Stock, Rooted, NC5 Device. I have successfully...