Fixes #2520332: Install 1.x version of Views Bulk Operations since 1.16 has been removed.

drupal-org.make

@@ -20,7 +20,7 @@ projects[jquery_ui][version] = "1.5"
 projects[jquery_update][version] = "2.0-alpha1"
 projects[modalframe][version] = "1.9"
 projects[views][version] = "3.2"
-projects[views_bulk_operations][version] = "1.16"
+projects[views_bulk_operations][version] = "1.x"
 projects[ctools][version] = "1.12"
 
 ; Libraries