Translation update (cs)

Translation update (sk)

Translation update (ro)

Translation update (ru)

Translation update (de)

Translation update (it)

translation update

translation update

translation update

translation update

translation update

translation update

translation update

Fix typos in usermanager English strings

Replace hardcoded message by localized string

Fixes #4507

translation update

translation update

translation update

translation update

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translation update

translation update

translation update

translation update