+ <feature id="Boolean" title="Boolean" tooltip="Perform boolean operations with shapes" icon=":icons/cut.png">
+ <source path="boolean_widget.xml"/>
+ </feature>
+ </group>
+ <group id="Collections">
+ <feature id="Group"
+ title="Group"
+ tooltip="Create a new named collection of geometry entities"
+ icon=":icons/shape_group.png">
+ <source path="group_widget.xml"/>
+ </feature>