Releasing several sadis and OLT fixes

Change-Id: I4f7e5aaec6a496f20ab25890385014b20773532c
diff --git a/VERSION b/VERSION
index 792bf28..134efc4 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-5.1.0-dev1
+5.1.0-dev2