* disable Travis
* set Go version to 1.15 and run go mod tidy
* add .github/workflows/automerge.yml
* add .github/workflows/go-test.yml
* add .github/workflows/go-check.yml
* chore: tidy submodule
* chore: give vet something to vet
* test: disable timing dependent bandwidth test unless we're on linux
Co-authored-by: web3-bot <web3-bot@users.noreply.github.com>
Co-authored-by: Steven Allen <steven@stebalien.com>