Add SPX license identifier (#2235)

This commit is contained in:
Nicolás Venturo
2020-05-14 21:58:11 -03:00
committed by GitHub
parent fa36244bec
commit 56de324afe
107 changed files with 214 additions and 0 deletions

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@ -1,3 +1,5 @@
// SPDX-License-Identifier: MIT
pragma solidity ^0.6.0;
import "../utils/Counters.sol";