Contains one or more templates for sets of buttons that can be defined once in settings and called from any node.
Child of: <settings>
Parent of: <button_template name=""/>
Example:
<button_templates>
<button_template name="abc">
<buttons>
…
</buttons>
</button_template>
<button_template name="true_or_false">
<buttons>
…
</buttons>
</button_template>
</button_templates>