VOL-1489 Fully support tunnel_id openflow field

Change-Id: Ib148c59d79f40a2f3859a739c65fdf5eb1dcfbbd
diff --git a/.gitignore b/.gitignore
index ff89877..a5dd45e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,6 @@
 # python distribution related
 dist
 *.egg-info
+
+# ide workspace
+.idea