Removing kind-voltha traces from the documentation

Change-Id: Ib46bf6dd1328fa6033b5c7ab48c3de221e1ae1d2
diff --git a/VERSION b/VERSION
index 27f9cd3..a8fdfda 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.8.0
+1.8.1