en to fy translation catalogue (4 entries)

note: (itstool) path: entry/para
en: Icon
fy: Byldkaike

note: (itstool) path: entry/para
en: Description
fy: Beskriuwing

note: (itstool) path: sect1/title
en: Preferences
fy: Ynstellingen

note: (itstool) path: entry/para
en: Sky
fy: Loft
