check for log counts properly to account for different erc20 standards
check for log counts properly to account for different erc20 standards

it seems some erc20's emit different amount of events, so be a bit more flexible on the type of events emitted to account for the different standards.


Former-commit-id: f88f46537c917102a2a15fbffbc1eac415475895
syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin