Channel statistics improvements

submodules/GraphUI/Sources/UIImageView+Utils.swift

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+//
+//  UIImageView+Utils.swift
+//  GraphTest
+//
+//  Created by Andrei Salavei on 4/9/19.
+//  Copyright © 2019 Andrei Salavei. All rights reserved.
+//
+
+import UIKit
+
+extension UIImageView {
+    func setImage(_ image: UIImage?, animated: Bool) {
+        if self.image != image {
+            if animated {
+                let animation = CATransition()
+                animation.timingFunction = CAMediaTimingFunction.init(name: .linear)
+                animation.type = .fade
+                animation.duration = .defaultDuration
+                self.layer.add(animation, forKey: "kCATransitionImageFade")
+            }
+            self.image = image
+        }
+    }
+}