JCLOUDS-1125: Glacier list multipart uploads

Not yet implemented.
diff --git a/glacier/src/main/java/org/jclouds/glacier/blobstore/GlacierBlobStore.java b/glacier/src/main/java/org/jclouds/glacier/blobstore/GlacierBlobStore.java
index c6503e8..4fb8c35 100644
--- a/glacier/src/main/java/org/jclouds/glacier/blobstore/GlacierBlobStore.java
+++ b/glacier/src/main/java/org/jclouds/glacier/blobstore/GlacierBlobStore.java
@@ -398,6 +398,11 @@
    }
 
    @Override
+   public List<MultipartUpload> listMultipartUploads(String container) {
+      throw new UnsupportedOperationException("not yet implemented");
+   }
+
+   @Override
    public long getMinimumMultipartPartSize() {
       throw new UnsupportedOperationException("not yet implemented");
    }