https://qooah.com/2012/03/29/android-4-0-4-%e9%96%8b%e7%99%bc%e7%a2%bc%e5%8d%b3%e5%b0%87%e9%87%8b%e5%87%ba%ef%bc%8ccustom-rom-%e6%8c%87%e6%97%a5%e5%8f%af%e5%be%85/