add vSGWU services

Change-Id: I8fb098b5cf81a6dc9061b6fd4187ce62164997c7
diff --git a/xos/synchronizer/model-deps b/xos/synchronizer/model-deps
new file mode 100644
index 0000000..0967ef4
--- /dev/null
+++ b/xos/synchronizer/model-deps
@@ -0,0 +1 @@
+{}