get_group_title() public method

Return the group title.
public get_group_title ( ) : string
return string
 /**
  * @return bool
  */
 public function print_title()
 {
     if (empty($this->related_sites)) {
         return FALSE;
     }
     print $this->presenter->get_group_title();
     return TRUE;
 }
 /**
  * @return bool
  */
 public function print_title()
 {
     print $this->presenter->get_group_title();
     return TRUE;
 }
 /**
  * @return string
  */
 public function get_title()
 {
     return empty($this->related_sites) ? '' : $this->presenter->get_group_title();
 }