* Add requirement of non-zero from to ERC20 transfer. * Add test for transferFrom zero address to behavior. * Create ERC20.transfer behavior. * Add tests for _transfer. * Add changelog entry. * Fix linter error. * Delete repeated test. * Fix hardcoded error prefix. * Update CHANGELOG.md Co-Authored-By: Francisco Giordano <frangio.1@gmail.com> * Address review comments. (cherry picked from commit ad18098d65)
ad18098d65