title: Show just selected images in gallery using BSImagePicker Swift4
body: <p>I'm using 'BSImagePicker'.but I have a problem
  first time i am going to select 2 images in gallery, after selecting 2 images returning to my viewController ,again i am going to select image in gallery but i can't see selected images</p>
  
  <p>I want to see just selected picture in albums.</p>
  
  <p>this is my BSImagePicker method</p>
  
  <pre><code>let vc = BSImagePickerViewController()
      vc.maxNumberOfSelections = 2
      vc.takePhotos = true
      bs_presentImagePickerController(vc, animated: true,
                                      select: { (asset: PHAsset) -&gt; Void in
                                          print("Selected: \(asset)")
      }, deselect: { (asset: PHAsset) -&gt; Void in
          print("Deselected: \(asset)")
      }, cancel: { (assets: [PHAsset]) -&gt; Void in
          print("Cancel: \(assets)")
      }, finish: { (assets: [PHAsset]) -&gt; Void in
          print("Finish: \(assets)")
          print(assets.count)
          for i in 0..&lt;assets.count {
              self.SelectedAssets.append(assets[i])
              print(self.SelectedAssets)
          }
      }, completion: nil)
  </code></pre>
  
  <p>Any help  </p>