deprecated very old (and unused) images, deleted two which were never used (FS#2612)

data/deleted.files

@@ -5,18 +5,9 @@
 # http://www.dokuwiki.org/install:upgrade#files_to_remove
 
 # removed in 2012-09-10
-lib/images/arrow_down.gif
-lib/images/arrow_up.gif
-lib/images/at.gif
-lib/images/close.png
-lib/images/del.png
-lib/images/edit.gif
 lib/images/icon-file.png
 lib/images/icon-thumb.png
 lib/images/interwiki/skype.png
-lib/images/list-minus.gif
-lib/images/list-plus.gif
-lib/images/pencil.png
 lib/plugins/acl/rtl.css
 lib/plugins/config/rtl.css
 lib/plugins/plugin/rtl.css

lib/images/_deprecated.txt

+
+== @deprecated 2012-10-06 ==
+
+arrow_down.gif
+arrow_up.gif
+at.gif
+close.png
+del.png
+edit.gif
+list-minus.gif
+list-plus.gif
+pencil.png