Translation update (ko)

�� Rector and PHPCS fixes

removed old travis file

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Translation update (pt-br)

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Fix typos in usermanager English strings

Replace hardcoded message by localized string

Fixes #4507

fix: #3796 LDAP mail can be null

run passcrypt when user does not exist #4491

This will automatically use the configured password hashing method, thus
matching what existing users most likely have for their hash as well.