What does CI as in "kill CI" stand for?

[TheViewer]

In the Blockland directory there's the path base/data/client/ui/CI/ with the default kill icons or whatever you want to call them. I've seen the term CI before and even used it, but I don't actually know the abbreviation.

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[TableSalt]

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[two and a half limericks]

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u are the least funny person on the planet

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you loving loser

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sorry actually looking back that was too far

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[TableSalt]

u are the least funny person on the planet

you loving loser

you absolute friend

stop talking to me you Creepy Iguana

[TheViewer]

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Thanks.