Spring Boot 2.0 (#721)

* Migration to Boot 2.0.

Signed-off-by: Kai Zimmermann <kai.zimmermann@microsoft.com>

hawkbit-rest/hawkbit-rest-core/src/main/java/org/eclipse/hawkbit/rest/data/ResponseList.java

@@ -159,4 +159,9 @@ public class ResponseList<T> extends ResourceSupport implements List<T> {
         return content.subList(fromIndex, toIndex);
     }
 
+    @Override
+    public String toString() {
+        return "ResponseList [content=" + content + "]";
+    }
+
 }

hawkbit-rest/hawkbit-rest-core/src/main/java/org/eclipse/hawkbit/rest/util/FileStreamingFailedException.java

@@ -20,7 +20,7 @@ public final class FileStreamingFailedException extends AbstractServerRtExceptio
 
     /**
      * Creates a new FileUploadFailedException with
-     * {@link SpServerError#SP_REST_BODY_NOT_READABLE} error.
+     * {@link SpServerError#SP_ARTIFACT_LOAD_FAILED} error.
      */
     public FileStreamingFailedException() {
         super(SpServerError.SP_ARTIFACT_LOAD_FAILED);