Bump up BND to version 4.0.0 in preparation for Java 10

Change-Id: Ieb4b718d6e0077c3b620afe0d8ec50a5901f868f
diff --git a/utils/osgiwrap/BUILD b/utils/osgiwrap/BUILD
index 9193c04..6175961 100644
--- a/utils/osgiwrap/BUILD
+++ b/utils/osgiwrap/BUILD
@@ -4,6 +4,8 @@
     "@com_google_guava_guava//jar",
     "@bndlib//jar",
     "@org_apache_felix_scr_bnd//jar",
+    "@slf4j_api//jar",
+    "@slf4j_nop//jar",
 ]
 
 java_binary(