kdelibs4 - en to lb translation catalogue (2 entries)

en: Could not launch the mail client:
    
    %1
lb: Konnt de Mailprogramm net starten:
    
    %1

note: i18n("Could not launch %1:\n\n%2", exe, error), i18n("Could not launch %1:\n\n%2", htmlApp->exec(), error),
en: Could not launch the browser:
    
    %1
lb: Konnt de Browser net starten:
    
    %1
