Addition of common model.

Change-Id: If5fd6bae01a59ebf9d27f8369ac3403c83f70fad
diff --git a/models/common/BUCK b/models/common/BUCK
new file mode 100644
index 0000000..ee0d73a
--- /dev/null
+++ b/models/common/BUCK
@@ -0,0 +1,5 @@
+
+yang_model (
+  app_name = 'org.onosproject.models.common',
+  title = 'Common YANG Models',
+)