liboktetacore - en to sr@latin translation catalogue (4 entries)

[ctx: name of the change]
en: Insert
sr@latin: Umetni

[ctx: name of the change]
en: Remove
sr@latin: Ukloni

[ctx: name of the change]
en: Replace
sr@latin: Zameni

[ctx: name of the change]
en: Swap Ranges
sr@latin: Razmeni opsege
