* core, ui: prevent old sent items re-added to chat, and "new" status overriding "sent" * clear item statuses when changing current chat * remove iOS hack * remote state/published from chatItemStatuses
* core, ui: prevent old sent items re-added to chat, and "new" status overriding "sent" * clear item statuses when changing current chat * remove iOS hack * remote state/published from chatItemStatuses