en to xh translation catalogue (3 entries)

note: (itstool) path: varlistentry/term
en: Command line
xh: Umgca woMyalelo

note: (itstool) path: sect1/title (itstool) path: sect2/title
en: Preferences
xh: Uluhlu lwezinto ezikhethwayo

note: (itstool) path: para/ulink
en: link
xh: unxulumano
