skyrocket: Remove BT tether overlay

Change-Id: I5a32494fb71f24e998626a70c7f58e52d41b3c37
Merge branch 'cm-10.2' of github.com:CyanogenMod/android_device_samsung_skyrocket into HEAD

Conflicts:
	overlay/frameworks/base/core/res/res/values/config.xml

Change-Id: I3b113678af8d247564db88d57a52677052be92cb