Francisco Giordano 4a9cc8b491 Merge branch 'release-v4.4' 3 lat temu
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Math.sol 4a9cc8b491 Merge branch 'release-v4.4' 3 lat temu
SafeCast.sol 6bd6b76d11 4.4.1 3 lat temu
SafeMath.sol 6bd6b76d11 4.4.1 3 lat temu
SignedSafeMath.sol 6bd6b76d11 4.4.1 3 lat temu