Nick Vivarelli International CorrespondentVoltage Pictures is launching international sales at the EFM on Italian romantic comedy “Per Tutta La Vita” (“For All Life”), from the writer-director team behind global hit “Perfect Strangers.”“Strangers,” a dramedy involving cellphones and personal secrets, grossed over $31 million domestically and spawned remakes in a dozen territories including France, Germany, Spain, Greece and South Korea.