v20.6.0

A solid bugfix release this 20.6.0, with some accessibility improvements to the RWD theme too, which will improve the lighthouse scores that everybody loves ;-)

Changelog

• Fixed zIndex to avoid conflicts between TinyMCE and OpenMage's overlays in the CMS section by @fballiano in #3851
• Fixed default width for input/textarea in OpenMage backend theme by @fballiano in #3850
• Improved fields dependence (show/hide) in backend's config section by @luigifab in #2150
• Varien_Directory_Collection::getLastDir(): "$this" can no longer be used in a plain function or method, since PHP 7.1 by @fballiano in #3823
• Fixed null error on hash_equal in Mage_Oauth_Model_Server by @kiatng in #3870
• Fixed row click issue in Category Products tab by @addison74 in #3866
• Fixed null deprecation in lib/Varien/Filter/Template.php by @kiatng in #3879
• Fixed row click issue in product's upsell/crosssell/related grids by @addison74 in #3865
• Added PHP8.3 to supported list by @fballiano in #3887
• Added VAT related attributes to salesOrderAddressEntity webservices entity by @empiricompany in #3885
• RWD: enhanced contrast on a few colors to fix accessibility issues by @fballiano in #3911
• Fixed no data shown for products with recurring profiles by @fballiano in #3910
• RWD: accessibility improvements: made the red color a bit darker and added titles to important links by @fballiano in #3912
• Rewrote getOpenMageVersion() to be faster by @fballiano in #3875
• Removed unused variables from Mage_Api_Model_Server_Handler_Abstract by @fballiano in #3862
• Removed @Deprecation on Mage::getBlockSingleton() by @kiatng in #3835
• Fixed null parameter warning in Mage_Catalog_Model_Layer_Filter_Attribute by @fballiano in #3926
• Bump phpseclib/phpseclib from 3.0.35 to 3.0.37 by @dependabot in #3869
• Bump phpseclib/mcrypt_compat from 2.0.5 to 2.0.6 by @dependabot in #3868
• Bump friendsofphp/php-cs-fixer from 3.50.0 to 3.51.0 by @dependabot in #3867
• Bump tj-actions/changed-files from 42 to 43 by @dependabot in #3882
• Bump friendsofphp/php-cs-fixer from 3.51.0 to 3.52.1 by @dependabot in #3895
• Bump phpunit/phpunit from 9.6.17 to 9.6.18 by @dependabot in #3896
• Bump squizlabs/php_codesniffer from 3.9.0 to 3.9.1 by @dependabot in #3919
• Bump tj-actions/changed-files from 43 to 44 by @dependabot in #3918
• Bump phpstan/phpstan from 1.10.59 to 1.10.66 by @dependabot in #3880

Full Changelog: v20.5.0...v20.6.0