text: //
  //  NavigationManager.h
  //  Twitr
  //
  //  Created by Jeffrey Okamoto on 2/2/17.
  //  Copyright © 2017 Jeffrey Okamoto. All rights reserved.
  //
  
  #import <Foundation/Foundation.h>
  #import <UIKit/UIKit.h>
  #import "NavigationManager.h"
  
  @interface NavigationManager : NSObject
  
  + (instancetype)shared;
  
  - (UIViewController *)rootViewController;
  
  - (void)logIn;
  - (void)logOut;
  
  @end
  