Update commerceguys/addressing from v1.0.0-beta3 to v1.0.0

[violinist-bot]

If you have a decent test suite, and your tests pass, it should be both safe and smart to merge this update.

Here is a list of changes between the version you use, and the version this pull request updates to:

• ef34ba9 Make the formatters stateless. Fixes Feature mailchimp #104.
• 7f8fa2a Revert the AddressFormatHelper -> FieldHelper rename.
• 2fe06b8 Add support for field overrides. Fixes Update drupal/sparkpost from 2.0.0-beta1 to 2.0.0-rc1  #102.
• 102f166 Accept lowercase country codes.
• dd700a3 Rename AddressFormatHelper to FieldHelper, which is more precise (and anticipates FieldOverride API).
• bc8907e Simplify AddressFormatConstraintValidator, stop validating postal codes when the field is not used by the format.
• ebeb187 Hidden fields are not validated as unused. Fixes Man kan ikke melde seg på nyhetsbrevet #103.
• a71081e Add administrative areas for Colombia (CO).
• 4ad2520 Improve AbstractEnum typehint, fix typo.
• 35064bc Fix the ordering of address lines in local formats (ensure it's always line1 -> line2).
• 5d5b1ce Make the postal code comparison in AddressFormatConstraintValidator more strict.
• 341d107 Tweak the README.
• 5705135 Revert Spanish province renames from Dec 28th. Fixes Update drupal/honeypot from 1.26.0 to 1.27.0  #101.
• dffc911 Update README, remove todo from library customizations.
• d4b1e30 Drop HHVM support, add PHP 7.1 testing.
• 3ff595e Revert the JP change until it can be handled better.
• f7769a6 Improve address format generation, to skip a syntax error in address_formats.php.
• 7a22dd2 Rewrite PostalCodeHelper::buildList(). Fixes Update goalgorilla/open_social from 1.3.0 to 1.4.0  #80.
• fe5ea88 Update the dataset (updated ISO codes, administrative areas for KP and MZ, address formats for CU and SD, etc).
• f039db1 Merge country data from commerceguys/intl. Fixes Update goalgorilla/open_social from 1.0.0-rc5 to 1.0.0  #63
• 53a6240 Clean up dataset generation. Fixes Add test for using mentions #100.
• f257d08 Remove the commerceguys/enum dependency. Fixes Enable mentions filter on applicable text formats. #98.
• 65720d7 Update the dataset.
• 049e7e2 Fix @param.
• 6d05301 Update the dataset from the new endpoint.
• b1f526c Raise Symfony minimum from 2.3 to 3.2, update tests to pass on 4.0.
• 90f2527 README corrected (Update drupal/honeypot from 1.26.0 to 1.27.0  #94)

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