File _link of Package rubygem-json

<link project="devel:languages:ruby:extensions" package="rubygem-json" rev="541a7c9b800ce9f1bdd3be877a426442" baserev="541a7c9b800ce9f1bdd3be877a426442">
  <patches>
    <delete name="json-1.6.1.gem" />
    <apply name="project.diff" />
  </patches>
</link>