/**
  * Store a newly created WorkFlow in database
  *
  */
 public function store(WorkFlowRequest $request)
 {
     $input = $request->all();
     $workflow = new Work_flow($input);
     // If the new WorkFlow is to be the default one
     if ($workflow->default == 1) {
         // Set all others existing as not being default in database
         $workflows = Work_flow::all();
         foreach ($workflows as $workflw) {
             $workflw->default = 0;
             $workflw->update();
         }
     }
     // save new WorkFlow
     $workflow->save();
     return redirect('workflow/create');
 }