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Document why superglobals can appear empty (#558)

[5.5] Add support for unicode variable names (#546) Co-authored-by: Thor Erik <219796+thorerik@users.noreply.github.com>

[4.3] Fix issue where line ending in `="` is incorrectly marked as a multi-line start (#545)

Cleanup

Upgraded static analyzers

PHP 8.1 compatibility fixes

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Add support for BOM-signed env files (#501)

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Upgraded static analyzers

Fix for PHPUnit 8 compatibility

Added support for PHP 8.1 (#496)

Make Validator::assert and Validator::assertNullable public

Updated static analyzers

Merge branch '2.6' into 3.6

Revert "Test on PHP 8.1 too (#467)" This reverts commit 692830c3c9b918b39668af01e7371b8219df5002.

Support boolean values in $_ENV and $_SERVER (#457)