Revert "cm: Add default configurations for BT"

This reverts commit 083fc458f82b8817dc11933c091e4ab08feff603.

Change-Id: I08ba1993c3fb14ede9355caea9ecb7b35f75debd
Merge branch 'cm-10.2' of https://github.com/CyanogenMod/android_vendor_cm into cm-10.2