Multiple UI issues in a conversation

Scenario

• After entering in a swarm

Expected

• "Téléchargement de la conversation..." should not be there as the conversation is already downloaded and shown
• Message bar should be shown
• Uri/registered name for members should be shown if no display name found
• Reactions should not be on the text

added 1 deleted label

Lot of changes have been made about this since this ticket. Please reopen if needed.

closed

added ui/ux label

added good first issue label