code: @Deprecated
      public MailBuilder content(net.sargue.mailgun.content.MailContent content) { //NOSONAR
          return text(content.text()).html(content.html());
      }
docs: Sets the content of the message, both the plain text and HTML version.
  
  @param content the content of the message
  @return this builder
  @deprecated use {@link #content(Body)}