LVM Phase 2: Actual storage config changes

To create LVM partitions:
Unmount /data and /sdcard, then run the following commands:

lvm pvcreate /dev/block/platform/msm_sdcc.1/by-name/userdata
lvm pvcreate /dev/block/platform/msm_sdcc.1/by-name/sdcard
lvm vgcreate lvpool /dev/block/platform/msm_sdcc.1/by-name/userdata /dev/block/platform/msm_sdcc.1/by-name/sdcard
lvm lvcreate -l 100%FREE -n userdata lvpool

Then reboot recovery

Change-Id: I5ef53563ac421eefd600fd49c93d31b3c1e97d36