5.4.0-rc1

What's Changed

• NEW Create DBClassNameVarchar by @emteknetnz in #11359
• API Made the GridFieldDeleteAction method getRemoveAction() protected by @mooror in #11369
• FIX Use correct constructors arguments by @emteknetnz in #11374
• API Deprecate classes which will be renamed by @GuySartorelli in #11375
• API Deprecate SSListExporter by @emteknetnz in #11376
• Various deprecations and a few features by @GuySartorelli in #11365
• feat: support defining MySQLi flags by @wilr in #11383
• API Rename Deprecation::withNoReplacement by @GuySartorelli in #11390
• FIX Use correct contructor for HTTPOutputHandler by @emteknetnz in #11393
• DEP Deprecate API that will be removed or renamed by @GuySartorelli in #11401
• FIX Return null error solved for DBQueryBuilder::shouldBuildTraceComment by @Ofthemasses in #11241
• ENH Allow overriding GridFieldFilterHeader placeholder by @GuySartorelli in #11418
• API Add deprecation by @emteknetnz in #11427
• ENH Do not output core code deprecation messages by default by @emteknetnz in #11429
• API Deprecations for template layer by @GuySartorelli in #11420
• API Deprecate FlushMiddelware by @GuySartorelli in #11444
• API List interface deprecations by @emteknetnz in #11448
• TLN Update translations by @emteknetnz in #11452
• API Deprecate API which is moving into its own module by @GuySartorelli in #11454
• API Deprecate FormField API by @emteknetnz in #11464
• New BC-safe API to support CMSMain refactoring by @GuySartorelli in #11461
• API Deprecation notice for FormField::validate() by @emteknetnz in #11472
• ENH Config to toggle allowing whitespace only in Requiredfields by @emteknetnz in #11491
• API Deprecate renamed validators by @emteknetnz in #11490
• API Deprecate code that will be removed in CMS 6 by @GuySartorelli in #11501
• API Use validate method instead of validationResult by @emteknetnz in #11515
• FIX Don't log to the error handler by @GuySartorelli in #11523
• API Deprecate API which will be removed in CMS 6 by @GuySartorelli in #11526
• FIX Apply correct typing to $limit in BasicSearchContext by @GuySartorelli in #11535
• DOC Remove "deprecated" note from PHPDoc for not-deprecated method by @GuySartorelli in #11537
• API Deprecate getCMSValidator() method. by @GuySartorelli in #11539
• API Deprecate passing bool to Form::loadDataFrom() by @GuySartorelli in #11542
• API Remove deprecation notice from method we're not removing by @GuySartorelli in #11540
• A few deprecation fixes by @GuySartorelli in #11544
• API Deprecate unused configuration property by @GuySartorelli in #11552
• NEW Provide clear UX validation errors when violating unique index by @GuySartorelli in #11558
• Updates example to use current code by @davejtoews in #11573
• MNT Ensure default_locale to en_US by @emteknetnz in #11570
• MNT Handle LogicExceptions when calling setI18nLocale() by @emteknetnz in #11576
• FEAT support variables as second and third argument by @lekoala in #11521
• ENH: Scaffold GridFieldFilterHeader filters for ArrayList based GridFields. by @mfendeksilverstripe in #11575
• API Deprecate FormField Value by @emteknetnz in #11551
• API Deprecate passing null paramters for Form and ValidationResult methods by @emteknetnz in #11564
• FEAT add sortByField and remove mysql specific code from DataList by @lekoala in #11588
• FIX don't count records twice on a GridField if there is a GridFieldPaginator by @lekoala in #11593
• API Deprecate DBInt::Times() by @emteknetnz in #11600
• FIX Avoid double escaping values when printing a gridfield by @GuySartorelli in #11598
• FIX Prevent invalid i18n sources from being collected by @emteknetnz in #11603
• TLN Update translations by @emteknetnz in #11608
• API Deprecate Controller::has_curr() by @emteknetnz in #11614
• ENH Add a warning if allowed hosts is not set. by @GuySartorelli in #11612
• NEW Form sudo mode by @emteknetnz in #11582
• API Deprecate API being removed in CMS 6 by @GuySartorelli in #11623
• API Deprecate API that will be removed in CMS 6 by @GuySartorelli in #11630
• API Deprecate TotalItems() by @GuySartorelli in #11633
• NEW Add GridFieldSudoMode component by @emteknetnz in #11631

Full Changelog: 5.3.17...5.4.0-rc1