* @param aGroupName The name identifying the group
* @param aGroupDefinition The code that defines sub-tests, or sub-contexts
*/
public void xdescribe(String aGroupName, Runnable aGroupDefinition){
GroupSpecDefinition createdGroup = createGroupDefinition(aGroupName, aGroupDefinition);
createdGroup.markAsDisabled();
}
/**
* Uses the definition of this spec class to create the nodes in the tree.<br>