I was able to get unzipped, edit the init.rc and I zipped it back up. However, it doesn't boot. The original was 16mb and the version I created was 9mb. I used the perl script and pointed it at the kernel file and the folder where I extracted ramdisk. Did I do something wrong?
Devices: Verizon LG G3 | nVidia Shield | Motorola Xoom | 2012 Nexus 7