Yes, but it's not like the old "invisible" property. Instead of removing the collisions of the blocks and making them collide-able from below, I made them literally "invisible". Why? Because, instead of making an invisible tile (I mean, without texture), which would be hard to use in-editor, I made them only visible via editor, so they'll keep their properties, but'll not be visible in-game. Useful, ins't it?
So, the updated tileset properties guide:
And I see you in my next post!