Add SuperSU to releasetools

Thanks to chinfire's "How to SU" guide,
I've managed to get SuperSU zip flashing on every
rom flash and it can easily be updated in
vendor

Also Settings part merged in from OmniRom

PS2: Don't unmount /system, it gets unmounted
     from within superu.zip flash script

Change-Id: I0f57f8c2b8733021c3c0b9a5fd3c343ae565a959
Signed-off-by: LorDClockaN <davor@losinj.com>
2 files changed