Alex Kroeger 0a37a588e8
Added BalanceChecker contract (#60)
* Added BalanceChecker contract

* Upgraded to solidity 0.6, simplified contract, added tests

* uint -> uint256

* export BalanceChecker contract wrapper

* prettier

* removed superfluous test code

* prettier
2020-12-03 14:31:45 -08:00
..
2020-12-03 14:31:45 -08:00