Olark Chat (7.x-1.0-beta1) - en to pt translation catalogue (2 entries)

en: Disable in iOS devices
pt: Desabilitar em dispositivos iOS

en: Hides it on iPhone, iPad and iPod since it has issues in this plataforms.
pt: Não exibir no iPhone, iPad e iPod já que existem problemas nestas plataformas.
