==== extended_event_descriptor

Defined by DVB in <<ETSI-300-468>>.

[source,xml]
----
<extended_event_descriptor
    descriptor_number="uint8, required"
    last_descriptor_number="uint8, required"
    language_code="char3, required">
  <text>String</text>
  <!-- One per item -->
  <item>
    <description>String</description>
    <name>String</name>
  </item>
</extended_event_descriptor>
----
