battery charge fix and use a dynamically booting ramdisk

Change-Id: I1195522f7c15e10d7df9dbd4651d006f0d813db5
Revert "battery charge fix and use a dynamically booting ramdisk"

It's shit
This reverts commit fd19698aeea1556d11b1e0c7141d3cc9958dc3d6.