How to update Nexus 7 with Android 4.2.1 Jelly Bean AOKP Build 1 ROM

ASUS Google Nexus 7 recently received a good treatment from AOKP (Android Open Kang Project) team. A custom ROM based on Android 4.2.1 was released yesterday bringing along more cool features and performance boosters. While the CyanogenMod team is stuck with their nightly CM10.1 ROMs for the Nexus 7, the AOKP team promises to bring