/ Render this callout on top of the package's details page
/ if images have just been uploaded.
- if (@valid_images and @valid_images.any?) or (@invalid_images and @invalid_images.any?)
  .callout.warning

    - if @invalid_images.any?
      = fa_icon 'exclamation-circle 2x pull-left'
      p These images were not accepted:

      ul
        - @invalid_images.each do |image|
          li
            ' #{image.image_file_name} (#{image.errors[:image].join(' and the image ')})



    - if @valid_images.any?
      = fa_icon 'check-circle 2x pull-left'
      p
        ' #{pluralize(@valid_images.length, 'screenshot')} received successfully.
        ' Please review the images and add a description for each image. Thanks.