File _constraints of Package julia

<?xml version="1.0"?>
<constraints>
  <sandbox>kvm</sandbox>
  <hardware>
    <memory>
      <size unit="M">4000</size>
    </memory>
  </hardware>
  <overwrite>
    <conditions>
      <arch>i586</arch>
      <arch>x86_64</arch>
    </conditions>
  </overwrite>
</constraints>