removed attachment icone
Changed layout: message number after last sender name.
Link to message detail is now only when clicking on title / author / date
parse HTML content in messages
New API call to fetch each message sender.
update to bootstrap 3.3. Improved message display in conversation style.
change graphism for messages. Use round-corner white on grey messages
reverse message order : from most recent to older. Reply fields hidden by default, by button to toggle visibility