* @return a {@link SWTBotTree} with the specified <code>label</code> with the specified <code>inGroup</code>.
*/
@SuppressWarnings("unchecked")
public SWTBotTree treeWithLabelInGroup(String label, String inGroup, int index) {
Matcher matcher = allOf(widgetOfType(Tree.class), withLabel(label), inGroup(inGroup));
return new SWTBotTree((Tree) widget(matcher, index), matcher);
}