commit before merge with master

indexer-core/pom.xml

indexer-core/src/main/resources/application.properties

pom.xml

...der/indexer-gcp/src/main/resources/application.properties

...st-core/src/main/java/org/opengroup/osdu/util/Config.java

...e/src/main/java/org/opengroup/osdu/util/ElasticUtils.java

...ore/src/main/java/org/opengroup/osdu/util/HTTPClient.java

.../src/test/java/org/opengroup/osdu/util/IBMHTTPClient.java