code: public function loadSubmodules()
      {
          $this->modules = $this->submodules;
  
          foreach ($this->submodules as $module => $settings) {
              $mod = $this->getModule($module);
              $mod->init();
          }
  
          return true;
      }
docs: Load the submodule sof this collected module.
  
  @return bool load was successful