Switch back to the binary camera HAL

Add compatibility libutils symbols required by it, and use it
again. It's much more reliable than the reimplementation

Change-Id: Ic837f4688015a956d635f0cf6b9846c24265a4e1
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_device_samsung_i9300 into cd-4.4