i9500: clean up init script

Change-Id: I55dbed81c5c57b4ecc72efde0295cedc21c0f496
i9500: Add BT tether services

Change-Id: Ib430674589e1f9638bdd32020438a3c1c1cc5b30
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_device_samsung_i9500 into cd-4.4