Add missing scripts for Thorim trash mobs

Entries: 32873, 33725, 33054, 33125, 34146, 34150, 34151
Merge branch 'wotlk' of git://github.com/scriptdev2/acid into wotlk
Add Thorim arena crowd

Entries 32922, 32923, 32924 and 32925
Allow the snow mounds to despawn

This will ammend the previous commit
Add combat movement for Captured Mercenary Soldiers
Fix combat movement for Hodir helpers
Fix outdated part of creature 28768

Thanks @Rog360 for providing the feedback
Merge pull request #56 from xfurry/wotlk

Ulduar updates
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
Add script for Mimiron encounter npcs

Entries 34047 and 34068
More updates for Mimiron encounter
Merge pull request #60 from xfurry/wotlk

Ulduar updates