Revert "p990: use fs_mgr to mount all the device partitions"

This reverts commit 0570c20a70953c62846307d49678fbfaec7319eb.

Conflicts:
	fstab.p990
Fixed battery charging screen

Imported ICS blobs and images for the battery monitor when power is off

Change-Id: I48445af3b1813a99917a2d1efa7418b7ca1f4f36