I would like to point out that changing bookmark folder name case will generate duplicates for other connected PC-s.

I was wondering if the ability the search for bookmarks straight from the address bar is planned for future or will be left as it is currently?
Using latest Opera stable.

For testing: Avatar 60 FPS

All good now in latest stable.

Is the playback broken with both flash and html5 player, and is there no difference with stable/beta/dev release?

        5) Bookmark folders order can not be changed any more.
  
  
      first thing I did last night after the update was changing the order of my folders and it worked fine.

Tried again, and it does work in "my folders" management area, but not in the tree view.

Confirmed, but I don't think this a bug.

Forgot to mention both sorting methods still work in latest stable release.

5. Bookmark folders order can not be changed any more.

first thing I did last night after the update was changing the order of my folders and it worked fine.

Tried again, and it does work in "my folders" management area, but not in the tree view.

5. Bookmark folders order can not be changed any more.

What about manual export/import?

Hopefully next stable release will include the fix.