+ <feature id="Shell" title="Shell" tooltip ="Create a shell from faces or shells objects" icon="icons/Build/feature_shell.png">
+ <source path="shell_widget.xml"/>
+ </feature>
+ </group>
+ <group id="Modify">
+ <feature id="SubShapes" title="Sub-Shapes" tooltip ="Allows to add or to remove sub-shapes of the selected shape" icon="icons/Build/feature_subshapes.png">
+ <source path="subshapes_widget.xml"/>
+ </feature>