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ClusterHealthAction does not use the regular retry logic, possibly causing StackOverflowErrors.

Relates #28169

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ClusterHealthAction does not use the regular retry logic, possibly causing StackOverflowErrors.

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ClusterHealthAction does not use the regular retry logic, possibly causing StackOverflowErrors.

* es/6.x: (31 commits)
  Fix eclipse build. (#28236)
  Never return null from Strings.tokenizeToStringArray (#28224)
  Fallback to TransportMasterNodeAction for cluster health retries (#28195)
  [Docs] Changes to ingest.asciidoc (#28212)
  TEST: Update logging for testAckedIndexing
  [GEO] Deprecate field parameter in GeoBoundingBoxQueryBuilder
  [GEO] Add WKT Support to GeoBoundingBoxQueryBuilder
  Avoid doing redundant work when checking for self references. (#26927)
  Fix casts in HotThreads. (#27578)
  Ignore the `-snapshot` suffix when comparing the Lucene version in the build and the docs. (#27927)
  Allow update of `eager_global_ordinals` on `_parent`. (#28014)
  Painless: Add whitelist extensions (#28161)
  Fix daitch_mokotoff phonetic filter to use the dedicated Lucene filter (#28225)
  Fix NPE on composite aggregation with sub-aggregations that need scores (#28129)
  #28045 restore removed import after backport
  Fix synonym phrase query expansion for cross_fields parsing (#28045)
  Introduce elasticsearch-core jar (#28191)
  upgrade to lucene 7.2.1 (#28218)
  [Docs] Fix an error in painless-types.asciidoc (#28221)
  Consistent updates of IndexShardSnapshotStatus (#28130)
  ...

* es/master: (30 commits)
  [Docs] Fix Java Api index administration usage (#28133)
  Fix eclipse build. (#28236)
  Never return null from Strings.tokenizeToStringArray (#28224)
  Fallback to TransportMasterNodeAction for cluster health retries (#28195)
  [Docs] Changes to ingest.asciidoc (#28212)
  TEST: Update logging for testAckedIndexing
  [GEO] Add WKT Support to GeoBoundingBoxQueryBuilder
  Painless: Add whitelist extensions (#28161)
  Fix daitch_mokotoff phonetic filter to use the dedicated Lucene filter (#28225)
  Avoid doing redundant work when checking for self references. (#26927)
  Fix casts in HotThreads. (#27578)
  Ignore the `-snapshot` suffix when comparing the Lucene version in the build and the docs. (#27927)
  Allow update of `eager_global_ordinals` on `_parent`. (#28014)
  Fix NPE on composite aggregation with sub-aggregations that need scores (#28129)
  `MockTcpTransport` to connect asynchronously (#28203)
  Fix synonym phrase query expansion for cross_fields parsing (#28045)
  Introduce elasticsearch-core jar (#28191)
  #28218: Update the Lucene version for 6.2.0 after backport
  upgrade to lucene 7.2.1 (#28218)
  [Docs] Fix an error in painless-types.asciidoc (#28221)
  ...

* master:
  [Docs] Fix base directory to include for put_mapping.asciidoc
  Open engine should keep only starting commit (elastic#28228)
  [Docs] Fix Java Api index administration usage (elastic#28133)
  Fix eclipse build. (elastic#28236)
  Never return null from Strings.tokenizeToStringArray (elastic#28224)
  Fallback to TransportMasterNodeAction for cluster health retries (elastic#28195)
  [Docs] Changes to ingest.asciidoc (elastic#28212)
  TEST: Update logging for testAckedIndexing

* master: (35 commits)
  Move the multi-get response tests to server
  Require JDK 9 for compilation (elastic#28071)
  Revert "[Docs] Fix Java Api index administration usage (elastic#28133)"
  Revert "[Docs] Fix base directory to include for put_mapping.asciidoc"
  Added multi get api to the high level rest client.
  [Docs] Clarify numeric datatype ranges (elastic#28240)
  [Docs] Fix base directory to include for put_mapping.asciidoc
  Open engine should keep only starting commit (elastic#28228)
  [Docs] Fix Java Api index administration usage (elastic#28133)
  Fix eclipse build. (elastic#28236)
  Never return null from Strings.tokenizeToStringArray (elastic#28224)
  Fallback to TransportMasterNodeAction for cluster health retries (elastic#28195)
  [Docs] Changes to ingest.asciidoc (elastic#28212)
  TEST: Update logging for testAckedIndexing
  [GEO] Add WKT Support to GeoBoundingBoxQueryBuilder
  Painless: Add whitelist extensions (elastic#28161)
  Fix daitch_mokotoff phonetic filter to use the dedicated Lucene filter (elastic#28225)
  Avoid doing redundant work when checking for self references. (elastic#26927)
  Fix casts in HotThreads. (elastic#27578)
  Ignore the `-snapshot` suffix when comparing the Lucene version in the build and the docs. (elastic#27927)
  ...