wescamp-i 18n - en to eu translation catalogue (4 entries)

note: [campaign]: id=Northern_Rebirth
en: Spearman
eu: Lantzagizona

note: [campaign]: id=Northern_Rebirth
en: Swordsman
eu: Ezpatagizona

note: [story]
en: What do you mean?
eu: Zer esan nahi duzu?

note: [scenario]: id=14a_Epilogue
en: Epilogue
eu: Azken Hitza
