Restructure pages regarding switched off systems

doc.zih.tu-dresden.de/util/check-spelling-changes.sh

@@ -43,7 +43,7 @@ while read oldfile; do
             echo "======"
             echo "$current_count"
             echo "$newfile"
-            cat - | aspell -p "$wordlistfile" --ignore 2 -l en_US list --mode=markdown
+            cat $newfile | aspell -p "$wordlistfile" --ignore 2 -l en_US list --mode=markdown
             echo "======"
         fi
         if [ $current_count -gt $previous_count ]; then