The battery workaround used is 100% compatibile with Bazoocaze's fix - you can use apks, debug entries and all. Don't forget to thank him for the great work.
This package is for Linux only!. If you know how to create .bat files or manually use adb, you sholdn't have problems using it in Windows too. If anyone's willing to prepare Windows package, feel free to do so
Download and unpack the ROM files.
Step1 Flash Arc_step1_step1.ftf via Flashtool. Turn on the phone afterwards.
Step2 Phone will get stuck on green SE logo - it's okay! Open a console and execute ./step2 which roots the phone and installs battery hack. If there are errors, killall adb and try again. Turn off the phone.
Step3 Flash Arc_step3_step3.ftf via Flashtool. Turn on the phone.