text: //
  //  GRMessagesTimestampFormatter.h
  //  GRMessages
  //
  //  Created by chengbin on 16/1/13.
  //  Copyright © 2016年 chengbin. All rights reserved.
  //
  
  #import <Foundation/Foundation.h>
  
  @interface GRMessagesTimestampFormatter : NSObject
  
  @end
  