fix dock functions
add function keys for asus docks
frameworks: base: add storage_sd_dock_card string

* For Asus dock sdcards.

Change-Id: Ibe6336d4073e8e4f6c357b47bd980526a6789040
Add support for external dock batteries
Add config_hasRemovableLid
fix KeyEvent.java to allow build
Merge pull request #1 from Drgravy/jb-4.2

Jb 4.2