Fixed normal bug EXT-3882 ([BSI] block list contains the word block instead of (object))

- original issue has been fixed by Ramzi Linden in changeset eeabc4a70a6f at 2010-01-19
 (Renaming multiple xml "MuteObject" nodes with unique names for block list and context menu).
- changed panel title from "Blocked List" to "Block List"

--HG--
branch : product-engine