title: how to set destination to SendRawEmailRequest
body: <p>when I add single destination email it worked fine but when I am trying to add more email addresses to the collection it throws an exception<br>
   <code>Received error response: com.amazonaws.services.simpleemail.model.AmazonSimpleEmailServiceException: Local address contains illegal character (Service: AmazonSimpleEmailService; Status Code: 400; Error Code: InvalidParameterValue; Request ID:</code> </p>
  
  <p>Here is my code</p>
  
  <pre><code>rawEmailRequest.setDestinations(Arrays.asList("To: some_email@hello.io",
                  "CC: some_email@hello.io",
                  "BCC: some_email@hello.io",
                  "BCC: some_email@hello.io"));
  </code></pre>