text: //
  //  UINavigationItem+Subtitle.h
  //  MAGE
  //
  //  Created by William Newman on 5/12/16.
  //  Copyright © 2016 National Geospatial Intelligence Agency. All rights reserved.
  //
  
  #import <UIKit/UIKit.h>
  @import MaterialComponents;
  
  @interface UINavigationItem (Subtitle)
  
  @property (strong, nonatomic) UILabel * _Nullable titleLabel;
  @property (strong, nonatomic) UILabel * _Nullable subtitleLabel;
  
  - (void) setTitle:(nullable NSString *) title subtitle:(nullable NSString *) subtitle scheme:(id<MDCContainerScheming>_Nullable)containerScheme;
  
  @end
  