think about letting the user modify messaging settings

[jzarate]

de momento eso se configura en el settings.yml

## comment previous lines and uncomment these if you want to test the emails contents
  # mailer:
  #   param:
  #     delivery_strategy: single_address
  #     delivery_address: put_here_your_address@gmail.com
  #     transport:
  #       class: Swift_SmtpTransport
  #       param:
  #         host:       localhost
  #         port:       25
  #         encryption: ~
  #         username:   ~
  #         password:   ~

that is to say, either the transport mechanism and the smtp server -in case it's needed- are configurable through the yml file

the point is to figure out which parts of the configuration should -and if it's possible- be configurable through the web interface

el punto es averiguar qu