File _link of Package miniupnpc

<link project="devel:libraries:c_c++" package="miniupnpc" baserev="b0983319c4124a73a817b81b97a48242">
  <patches>
    <delete name="miniupnpc-2.2.6.tar.gz"/>
    <delete name="miniupnpc-2.2.6.tar.gz.sig"/>
    <apply name="project.diff"/>
  </patches>
</link>