HSEARCH-5464 Pluggable rest clients in the elasticsearch backend#4798

marko-bekhta wants to merge 15 commits intohibernate:mainhibernate/hibernate-search:mainfrom

marko-bekhta:feat/HSEARCH-5464-Groundwork-for-pluggable-rest-clients-in-the-Elasticsearch-backendmarko-bekhta/hibernate-search:feat/HSEARCH-5464-Groundwork-for-pluggable-rest-clients-in-the-Elasticsearch-backendCopy head branch name to clipboard