User blog comment:DaNASCAT/Technical Update: May 27, 2014/@comment-452-20140528162725/@comment-452-20140528194321

Acer4666:
 * The "view file details" option on thumbnails will be removed, since the file page can be accessed by control-left-clicking on the image or video

Personally, I preferred to be able to single click that "view file details" icon, although I do like the fact that the image link now leads to the file page rather than the image.