[0110] Added drop condition for items 16645 to 16656

* Adds condition for loot template of items "Shredder operating manual
pages" (entries 16645 to 16656)
  as these should only drop for Horde
players (condition_id = 3 in classic DB)
  Source:
http://www.wowwiki.com/Patch_1.8.0#Items
[0111] Removes some drop chances for item 1309

* Removes drop chance for quest item 1309 (Oslow Toolbox) from item
"Small Barned Clam" (5523)
  as it should only be dropped by quest
object Sunken Chest (GO 32)
  Source:
http://www.wowhead.com/item=1309#contained-in-object