update new contracts for solidity 0.7

This commit is contained in:
Francisco Giordano
2020-09-08 20:15:43 -03:00
parent 22de765f3c
commit 628dea7a08
11 changed files with 13 additions and 13 deletions

View File

@ -1,6 +1,6 @@
// SPDX-License-Identifier: MIT
pragma solidity ^0.6.0;
pragma solidity ^0.7.0;
/**