SEBA-357 remove OLTDevice.uplink_port

Change-Id: I52b86af77937de16478e9badac48abaca47ce369
diff --git a/VERSION b/VERSION
index 8dbb0f2..a39c0b7 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.1.10
+2.1.11