Update elasticsearch requirement from >= 5.0, < 6.2 to >= 5.0, < 7.2

[dependabot-preview]

Updates the requirements on elasticsearch to permit the latest version.

Release notes

Sourced from elasticsearch's releases.

7.1.0

This version of the client supports Elasticsearch server v7.1.0.

Client

• Update elasticsearch-transport README
• Use default port when host and protocol are specified but no port
• Verify that we have a response object before checking its status
• Make code more succinct for supporting host with path and no port
• Support options specified with String keys
• Update elasticsearch-transport/lib/elasticsearch/transport/client.rb
• Add tests showing IPv6 host specified when creating client

API

• Update links in elasticsearch-api README

XPACK

• Update elasticsearch-xpack README
• Minor formatting fix
• Remove puts line

Changelog

Sourced from elasticsearch's changelog.

7.1.0

Client

• Update elasticsearch-transport README
• Use default port when host and protocol are specified but no port
• Verify that we have a response object before checking its status
• Make code more succinct for supporting host with path and no port
• Support options specified with String keys
• Update elasticsearch-transport/lib/elasticsearch/transport/client.rb
• Add tests showing IPv6 host specified when creating client

API

• Update links in elasticsearch-api README

DSL

• Update links in elasticsearch-dsl README
• Allow Bool query and Bool filter methods to take objects as arguments
• Edit tests on bool query / filter to match context

EXT:7.1.0

• Update elasticsearch-ext README

XPACK

• Update elasticsearch-xpack README
• Minor formatting fix
• Remove puts line

7.0.0.pre

• Added elastic_ruby_console executable

Client

• Fixed failing integration test
• Updated the Manticore development dependency
• Fixed a failing Manticore unit test
• Removed "turn" and switched the tests to Minitest
• Fixed integration tests for Patron
• Allow passing request headers in perform_request
• Added integration test for passing request headers in perform_request
• Added, that request headers are printed in trace output, if set
• Fix typos in elasticsearch-transport/README.md
• Assert that connection count is at least previous count when reloaded
• Adjust test for change in default number of shards on ES 7
• Abstract logging functionality into a Loggable Module (#556)

... (truncated)

Commits

• 927640d Release 7.1.0
• d0f21cb [CI] Add jenkins jobs for 7.x branch
• edf22b6 Swap links elasticsearch.org->elastic.co
• 54f916f Support Faraday default_connection_options
• bb44b3b [XPACK] Remove puts line
• e98b676 [XPACK] Minor formatting fix
• c256370 [CI] Test 7.0.1 snapshot in Jenkins
• 8009fad [CLIENT] Add tests showing IPv6 host specified when creating client
• 1242567 [CLIENT] Update elasticsearch-transport/lib/elasticsearch/transport/client.rb
• 49bd535 [CLIENT] Support options specified with String keys
• Additional commits viewable in compare view

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[dependabot-preview]

Superseded by #12.