* add cost summary to e2e test suite runs
* lower cost of test
* refactor initial funding to use new BankSend()
* reduce gas used for initial funding
* return all sdk funds on shutdown
* enable refunds when running against live network
* save more cosmos coins! require less total overall
* track erc20s on Chain
* refactor erc20 funding with new TransferErc20()
* return all registered erc20 balance
* lower erc20 e2e test values
* withdraw earn position & convert back to erc20
* lower gas fees in e2e tests
* fix env variable typo
* add readme note about how to run on live network
* log total spend required for e2e tests
