title: Attachement not working for MimeMessageHelper Spring
body: <p>I am trying mail with zip attachment using SpringFramework.However everytime mail is coming without attachment and mail is also coming with out subject and in improper format.Please find below give sample mail received  </p>
  
  <pre><code>-----=_Part_0_26427166.1408022473482
  Content-Type: multipart/related; boundary="----=_Part_1_7846309.1408022473566"
  
  ------=_Part_1_7846309.1408022473566
  Content-Type: text/plain; charset=UTF-8
  Content-Transfer-Encoding: 7bit
  
  Hi,
  
  The attached spreadsheet contains a attachment
  
  Please do not hesitate to contact us on the details below with any queries.
  
  Many thanks for your assistance.
  
  
  
  ------=_Part_1_7846309.1408022473566--
  
  ------=_Part_0_26427166.1408022473482
  Content-Type: application/zip; name=Details.zip
  Content-Transfer-Encoding: base64
  Content-Disposition: attachment; filename=Details.zip
  
  
  81oAzlM+ZGz7u+8GiaN9S+kXWndHm82/62wMeRMcrP4yA64ihuMPk6YuvIpaFubSkjhgt9f6GMlK
  nSLtW3zWKKdcMyO1WjAqgpobIAfRKoub5rd8kRhvsp28x9cblrN9CewpHTkJq4jVkKcRU1Cyz5K5
  ==
  ------=_Part_0_26427166.1408022473482--
  </code></pre>