2.4.0

What's Changed

• Use createRoot by @swissspidy in #1099
• Leverage lang_dir_for_domain filter by @swissspidy in #1067
• Update WPLANG option in addition to filtering by @swissspidy in #1106
• Use stable composer dependencies by @swissspidy in #1110
• Minor winter cleaning by @swissspidy in #1147
• Fix keyboard shortcuts by @swissspidy in #1148

Full Changelog: 2.3.0...2.4.0