file cleanup

Author: jmulford-bw

src/main/java/com/bandwidth/messaging/models/MessagingException.java

@@ -7,16 +7,13 @@
 package com.bandwidth.utilities;
 
 import java.io.File;
-import com.fasterxml.jackson.annotation.JsonInclude;
 
 /**
  * Class to wrap file and contentType to be sent as part of a HTTP request.
  */
 public class FileWrapper {
 
-    @JsonInclude(JsonInclude.Include.NON_NULL)
     private File file;
-    @JsonInclude(JsonInclude.Include.NON_NULL)
     private String contentType;
 
     /**