Use SVOX repository at AOSP due to DMCA takedown

 * Github got a DMCA takedown on this repo based on a licensing dispute with
   a former employee of SVOX. Already have enough drama in my life, just
   point this to Google as we don't make any changes here.

Change-Id: Ic0294ea9fbb5148369493d07ec5ed49f3c8e7a3f