Added more logs. Fixed bug when creating conversation thread with multiple associated identities. Improved some handlings when receiving rich push notifications after return from the background.
Added class ActiveSessionViewController.
Merge branch '20140401-dev-stable' into feature-20140606-ActiveChatTab
updated submodule
Created a table view with a list of active sessions.
Merge branch '20140401-dev-stable' into feature-20140606-ActiveChatTab
Finished second part active chat implementation
Added indicator of unread messages.