Improve extraction speed of tarballs
Improve extraction speed of tarballs

Tarfile is generally much slower than tar and specially slower
with xz compression

GStreamer/cerbero,atsushieno/cerbero,GStreamer/cerbero,atsushieno/cerbero,GStreamer/cerbero,GStreamer/cerbero,atsushieno/cerbero,atsushieno/cerbero,nirbheek/cerbero,nirbheek/cerbero,atsushieno/cerbero,nirbheek/cerbero,GStreamer/cerbero,nirbheek/cerbero