added files via upload

Tweaks/PSHeader/CameraApp/CAMZoomSlider.h

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+NS_CLASS_AVAILABLE_IOS(8_0)
+@interface CAMZoomSlider : UISlider
+
+@property (getter=isMinimumAutozooming) BOOL minimumAutozooming;
+@property (getter=isMaximumAutozooming) BOOL maximumAutozooming;
+@property (getter=_isAutozooming, setter = _setAutozooming :) BOOL _autozooming;
+@property (readonly) NSTimer *_visibilityTimer;
+@property (readonly) UIImageView *_thumbImageView;
+@property (readonly) UIView *_minTrackMaskView;
+@property (readonly) UIView *_maxTrackMaskView;
+@property (assign, nonatomic) UIView *delegate;
+
+- (BOOL)visibilityTimerIsValid;
+
+- (void)_beginAutozooming;
+- (void)_commonCAMZoomSliderInitialization;
+- (void)_endAutozooming;
+- (void)_hideZoomSlider:(id)arg1;
+- (void)_postHideZoomSliderAnimation;
+- (void)_updateAutozooming;
+
+- (void)makeInvisible;
+- (void)makeVisible;
+- (void)makeVisibleAnimated:(BOOL)animated;
+- (void)startVisibilityTimer;
+- (void)stopVisibilityTimer;
+
+@end