hlte: Stop using voice paths for VOIP.

  Some apps like Tango were getting the wrong paths
  for calls.  Allow use of VOIP paths to enable the
  correct TX and RX devices.

Change-Id: I20d4d00aaf9c49ef4c7f1f3b24fbd667a7d91cb4
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_device_samsung_hlte-common into cm-11.0