VOL-398, VOL-399:   Include vcoreids in the log and start the grpc local and global services after the reconcilation process has been completed

Change-Id: I5dece92c0d4cc8ea0724b07c5d8e76a06614278a
diff --git a/voltha/core/global_handler.py b/voltha/core/global_handler.py
index 56604a5..ac5c3aa 100644
--- a/voltha/core/global_handler.py
+++ b/voltha/core/global_handler.py
@@ -101,11 +101,15 @@
     def start(self):
         log.debug('starting')
         self.root = ConfigRoot(Voltha(**self.init_kw))
-        registry('grpc_server').register(
-            add_VolthaGlobalServiceServicer_to_server, self)
         log.info('started')
         return self
 
+    def register_grpc_service(self):
+        log.debug('registering')
+        registry('grpc_server').register(
+            add_VolthaGlobalServiceServicer_to_server, self)
+        log.info('registered')
+
     def stop(self):
         log.debug('stopping')
         self.stopped = True