moved back to a working version of chat until the new chat code can be either fixed or moved to a post 2.4 branch
moved back to a working version of chat until the new chat code can be either fixed or moved to a post 2.4 branch

git-svn-id: 291858a59550e5d8b06c9cd35f5f6835be0ab041@21920 66ffb92e-73f9-0310-93c1-f5514f145a0a

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