* Problem: No test on the transaction receipt api
Closes: #582
- add receipt rpc test for erc20 transfer logs
* lower gas fee
* build with go 1.17 in CI
* use go 1.17 in test-solidity
* fix merge
* add some unit tests for estimateGas
Also add some test environment setup, Closes#323
test estimateGas of erc20 token transfer
fix failed test case
the trick is to keep a clean transient store, by doing a commit
put artifacts to external file
* fix test failure
Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>