Inside <permit> data concerning a dive permission are given.
The <permit> element stands inside <divepermissions>, it can be repeated any times.
If <divepermissions> is given, at least one <permit> element must occur, too.
(see also <owner>, and <buddy>)
<permit>
<name>DiveCard</name>
<region>Austria</region>
<issuedate>
<date>
<year>2004</year
<month>8</month>
<day>24</day>
<dayofweek>6</dayofweek>
</date>
</issuedate>
<validdate>
<date>
<year>2005</year
<month>8</month>
<day>23</day>
<dayofweek>2</dayofweek>
</date>
</validdate>
</permit>