index: add another model, ClientSettings, to hold configurable parameters It's only used for configuring chat state notifications at the moment.

provision: enable mod_private in prosody config

provision: enable mod_carbons in prosody config

index: add settings modal with server info panel

index: make another model for storing server information (ServerInfo)

index: remove server info panel from sidebar (will be replaced later)

index: rivets can use jQuery element in bind()

index: put message carbons to correct chat window

index: enable carbons (XEP-0280), if supported by server

index: support receiving carbons (XEP-0280)