Initial bringup of amami
amami: update prebuilt list
amami : work around for recovery typo
amami: default to xhdpi
amami : update fingerprint
amami : set correct dpi
amami : fix partition sizes
amami: misc update

* update signature
* fix usb id
amami : set correct battery capacity
amami: import fixes from bumblebee

Change-Id: Ic03cb2a00650e01a6a9b6f0c2ee921408879aeec