Squashed 'bundle/chat/' content from commit 0eba8cf

git-subtree-dir: bundle/chat
git-subtree-split: 0eba8cf215c005292ec4529e65d8320caa6d67ac
Merge commit 'dd0c34b9ddbb2a0168043507bf9b9595008e3553' as 'bundle/chat'
Update readme file