Bump minimum Solidity version to 0.5.7 (#1724)

* Bump Solidity version to 0.5.7 * Add changelog entry.
2019-04-23 16:18:08 -03:00
parent 5e46cf6de4
commit 19c7414052
136 changed files with 143 additions and 140 deletions
--- a/contracts/math/Math.sol
+++ b/contracts/math/Math.sol
@ -1,4 +1,4 @@
-pragma solidity ^0.5.2;
+pragma solidity ^0.5.7;

 /**
 * @title Math
--- a/contracts/math/SafeMath.sol
+++ b/contracts/math/SafeMath.sol
@ -1,4 +1,4 @@
-pragma solidity ^0.5.2;
+pragma solidity ^0.5.7;

 /**
 * @title SafeMath