msm8960-common: Use /cache for dalvik-cache since we have enough space

Change-Id: I13ab2a5b848d10772d0aeb786a6a092868a7b0df
msm8960-common: temporarily disable compressed audio

Apparently this is messed up.

Change-Id: Iec6184546f2571aea68735da395400a7841588a4