SEBA-497 delayering, Makefile, and tox for rcord-synchronizer

Change-Id: I1005db39de51e43bdfd9b17fe6290a37131e4605
diff --git a/xos/synchronizer/rcord-synchronizer.py b/xos/synchronizer/rcord-synchronizer.py
index 205bd4a..5f82ca5 100644
--- a/xos/synchronizer/rcord-synchronizer.py
+++ b/xos/synchronizer/rcord-synchronizer.py
@@ -1,3 +1,4 @@
+#!/usr/bin/env python
 
 # Copyright 2017-present Open Networking Foundation
 #
@@ -13,9 +14,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-
-#!/usr/bin/env python
-
 # This imports and runs ../../xos-observer.py
 
 import os