Warning: If you have templates that specify a Content-Type and you have been confused why it wasn't working. And forgot about it, your emails will start sending with that Content-Type - which might result in ill formatted messages depending on the state of the body of the message.
Warning: If you have templates that specify a Content-Type and you have been confused why it wasn't working. And forgot about it, your emails will start sending with that Content-Type - which might result in ill formatted messages depending on the state of the body of the message.