liboktetacore - en to sv translation catalogue (4 entries)

[ctx: name of the change]
en: Insert
sv: Infoga

[ctx: name of the change]
en: Remove
sv: Ta bort

[ctx: name of the change]
en: Replace
sv: Ersätt

[ctx: name of the change]
en: Swap Ranges
sv: Byt intervall
