B16475: Catch first all '<br />' strings in sendmail and replace them with '<br>'. Happens in situations from using tinymce or other potential applications. refs #16475

S16364: Added forwardPage with relative paths compatibility for T3 V10 and greater. Path will be built with actual used pageLanguage. refs #16364

S16285: Added Services.yaml file for T3 V11 and higher. Changed ext_localconf.php for compatibility reason. refs #16285

S16285: WIP: Fixed inline edit button and template group handling with more than 10 records.  refs #16285