TrinityCore/TrinityCore — pull request #5213 by Orphus (2012-02-12 21:37:24+00:00)
Title: Update arenas

Dalaran Sewers : Update timers,fix waterfall knockback,fix knockback after arena start
Ring of Valor : fix startup collision pillar bug
Handling falling under texture in those arenas

Based on Soulers work.
Thanks Souler.