major update for booting process
1) custom init by executing init.sh, taken from
https://github.com/omnirom/android_device_sony_fusion3-common/blob/android-4.4/combinedroot/init.sh
2) update init.rc structure
3) custombootimg.mk update for new ramdisk creation
4) cleanup some files
1) fix random touch issue :)
2) fix path for battery capacity & status
3) fix adb & mount usb storage :)