Site Updates: features you wanted.
By Red L.A.M.P. 18 Comments
You can now delete a gallery in your profile images and if you are wiki mod you can delete galleries from the wiki images. I'll allow users with over 10,000 points to delete galleries from the wiki soon.
You can also completely remove your profiles background image. Just go to Change Icon in your profile, then in the popup window look for the red circle with a minus in it. Click it and save!