- multiline text entry
- save message from text entry per conversation
- update message frame immediately(to prevent wrong messages centering)
- add emoji panel
- prevent QR code to be shown through conversation

Change-Id: I0c7fcf7b96760038864dac4393d74e5dce2d773a
Reviewed-by: Andreas Traczyk <andreas.traczyk@savoirfairelinux.com>