https://trello.com/c/kP3J2cmj/3573-sgmail-hook-typo3-exception-typeerror

This commit fixes the following Exception: Argument 3 passed to SGalinski\SgMail\Hooks\ProcessDatamap::processDatamap_afterDatabaseOperations() must be of the type int, string given, called in /var/www/softingit.dev/web/typo3/sysext/core/Classes/DataHandling/DataHandler.php on line 855
The exception was thrown when creating a new translation of a page.

Task language cleanup

See merge request !39

# Conflicts:
#   Classes/Service/MailTemplateService.php

[BUGFIX] Use default from address as to address to prevent crashes, Add the date for the auto-prefilled fields for send forms