Remove s9y image editor from 2k11 admin theme.

This removes the proof-of-concept image editor from 2k11 – as far
as I can see/do that. @onli should probably have a look at whether
there are other code parts which need/should be removed along with
this.

templates/2k11/admin/style.css

@@ -1687,8 +1687,6 @@ form > .button_link:first-of-type,
 
 
 /* MEDIA DB
- 
-   (These might go into imgedit.css or be merged with it.)
    ----------------------------------------------------------------- */
 #fs_crop {
     min-height: 200px;