Revert "Add :returns('Int') to the integer action, so that we get Ints instead of Integers."
Revert "Add :returns('Int') to the integer action, so that we get Ints instead of Integers."

"It just seems like we should be consistent (somewhat) and if most Int operations are going to return Integers, there's no sense in making one exception to the rule."

This reverts commit d71e295fe6d98950de698e4c7da90ded1f99bcca.

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