veyron.io/wspr: Properly setting the IsMounttable flag.

Change-Id: I3262842934a2d98293e593cbba83b0a2bfb3f412
MultiPart:1/2
diff --git a/services/wsprd/namespace/request_handler.go b/services/wsprd/namespace/request_handler.go
index 48112c3..4a31b43 100644
--- a/services/wsprd/namespace/request_handler.go
+++ b/services/wsprd/namespace/request_handler.go
@@ -119,7 +119,7 @@
 func convertToVDLEntry(value naming.MountEntry) naming.VDLMountEntry {
 	result := naming.VDLMountEntry{
 		Name: value.Name,
-		MT:   false,
+		MT:   value.ServesMountTable(),
 	}
 	for _, s := range value.Servers {
 		result.Servers = append(result.Servers,