File _constraints of Package mkvtoolnix

<constraints>
  <hardware>
    <disk>
      <size unit="M">8000</size>
    </disk>
    <physicalmemory>
      <size unit="M">7000</size>
    </physicalmemory>
  </hardware>
  <overwrite>
    <conditions>
      <arch>armv7l</arch>
      <arch>armv6l</arch>
    </conditions>
    <hardware>
      <physicalmemory>
        <size unit="M">4000</size>
      </physicalmemory>
    </hardware>
  </overwrite>
</constraints>