Removing kind-voltha and addressing some other comments

Change-Id: I11e7aa9b9c6c703cf30eeaf1764a067ca7c70243
diff --git a/.gitignore b/.gitignore
index c0fb2d1..e65eff4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,11 +13,12 @@
 voltha-openolt-adapter
 voltha-openonu-adapter
 voltha-openonu-adapter-go
-kind-voltha
+voltha-helm-charts
 voltha-protos
 voltha-system-tests
 voltctl
 cord-tester
+device-management-interface
 
 # IDEs
 .idea