Check if placing opt:content from opt:node in a loop causes an exception.

>>>>templates/test.tpl
<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<opt:root>
<opt:tree name="tree">
<opt:list>
LIST START:
<opt:content />
LIST END
</opt:list>
<opt:node>
<opt:repeat times="5">
<opt:content />
</opt:repeat>
</opt:node>
<opt:treeelse>NO DATA</opt:treeelse>
</opt:tree>
</opt:root>

>>>>expected.txt
Opt_TreeContent_Exception