File _link of Package mingw64-gstreamer

<link project="windows:mingw:win64" package="mingw64-gstreamer" baserev="98658b65213b8839d7c0df845d50315a">
  <patches>
    <delete name="gstreamer-0.10.30-gtkdoc.patch" />
    <delete name="gstreamer-0.10.30.tar.bz2" />
    <apply name="project.diff" />
  </patches>
</link>