en to eu translation catalogue (3 entries)

[ctx: KStatusNotifierItem|@action:inmenu]
en: &Minimize
eu: &Ikonotu

[ctx: KStatusNotifierItem|@action:inmenu]
en: Quit
eu: Irten

[ctx: KStatusNotifierItem|@action:inmenu]
en: &Restore
eu: Lehengo&ratu
