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DEPENDS @ 1028:594a07e753a0

util.set: Add metatable to sets to allow +, -, /, ==, tostring and to double as iterators
author Matthew Wild <mwild1@gmail.com>
date Wed, 22 Apr 2009 18:00:45 +0100
parent 447:c0dae734d3bf
child 4914:2e9b16b2ae00
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