Remove script for Smolderwing (entry 23789)

Will be included in UDB407

Signed-off-by: Xfurry <xfurry@scriptdev2.com>
Add script for npc 33170
Fix and update some Ulduar scripts

Entries 33431, 33772 and 33806
Add script for Freya helpers

Npcs 32918 and 33203
Implement script for Elder Stonebark

Entry 32914
Implement script for Elder Ironbranch

Entry 32913
Implement script for Elder Brightleaf

Entries 32915 and 33050
Merge pull request #59 from xfurry/wotlk

Updates for Ulduar