Lawrence Forman 8ba7b95e86 @0x/contracts-utils: Move LibERC20Token out.
`@0x/contracts-erc20`: Move `LibERC20Token` in.
`@0x/contracts-erc20`: Use `LibBytes` and `LibRichErrors` in `LibERC20Token`.
`@0x/contracts-erc20`: Use `verifyEventsFromLogs` in `LibERC20Token` unit tests.
2019-11-01 13:58:22 -04:00
..