agl/xmpp — pull request #20 by rakoo (2014-11-10 21:58:39+00:00)
Title: Don't send copy-carbon messages (XEP-280)

On the model of `Archive`, set a boolean for `Private`. When `true`, it means "don't send carbon copies to carbon-copy enabled resources". Useful for end-to-end encryption (the only resource that can understand the conversation is the one sending/receiving anyway)