/**
  * Update the specified resource in storage.
  *
  * @param  \Illuminate\Http\Request  $request
  * @param  int  $id
  * @return \Illuminate\Http\Response
  */
 public function update(Request $request, $id)
 {
     $liability = Liability::find($id);
     $liability->name = $request->name;
     if (!$liability->save()) {
         return "failed";
     } else {
         return "success";
     }
 }