Francisco Giordano 4972bf4f23 Merge branch 'master' into solc-0.7 %!s(int64=4) %!d(string=hai) anos
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ERC1155 0f55c18595 Fix/solc 0.7.4 warnings #2391 (#2396) %!s(int64=5) %!d(string=hai) anos
ERC20 4972bf4f23 Merge branch 'master' into solc-0.7 %!s(int64=4) %!d(string=hai) anos
ERC721 4972bf4f23 Merge branch 'master' into solc-0.7 %!s(int64=4) %!d(string=hai) anos
ERC777 0f55c18595 Fix/solc 0.7.4 warnings #2391 (#2396) %!s(int64=5) %!d(string=hai) anos