Updating ElasticSearch version to 6.1.2

Setting the correct image path
Adding config files
Updating elasticsearch yml config for 6.1.2

Change-Id: I1795d2c4201657377cc06f5fb6914ed5b93f3c24
Issue-ID: AAI-1440
Signed-off-by: Edwin Lawrance <Edwin.Lawrance@amdocs.com>
diff --git a/kubernetes/aai/charts/aai-elasticsearch/values.yaml b/kubernetes/aai/charts/aai-elasticsearch/values.yaml
index a800c4e..8eb4d27 100644
--- a/kubernetes/aai/charts/aai-elasticsearch/values.yaml
+++ b/kubernetes/aai/charts/aai-elasticsearch/values.yaml
@@ -19,8 +19,8 @@
   nodePortPrefix: 302
 
 # application image
-dockerhubRepository: docker.io
-image: elasticsearch:2.4.1
+loggingRepository: docker.elastic.co
+image: elasticsearch/elasticsearch:6.1.2
 pullPolicy: Always
 
 flavor: small