Move persistent/ownerpass form in its own modal dialog
Accessible with a simple button in the conf menu
Adapt JS part to the new modal dialog for persistent rooms
Remove obsolete strings in locales
Change the glyphicon for room locking
The lock symbol will be used for join password setting
Move the askForName button to the right
Move the joinPass option in its own modal dialog
Same as the owner pass
Adapt the client side JS to the new modal dialog for join password
Make the password forms look nicer
Update fr and en locales
Minor locale update