add top page.
setting the page on Sing Out.
create Destination model.
setting debug tools.
setting pundit.
Implementation to edit the message.
Implement the display of the authentication.
setting navbar.
setting message list layout.
Implement the Edit Message.
add devise controller.
Implement the destinations Message.
Implement the destinations edit.
Adjustment of the layout.
Implementation of the inbox.
Implemented as read.
Implement the Delete task of Message.
setteing mail transmission.
Change the layout of the user settings.
setting fonts and footer.