Update ZeroExApiAdapter to support multiplex

[cece-z]

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[moodlezoup]

lgtm 👍

[bweick]

Let's remove the ETH related functions...we don't want anyone dealing directly with ETH since our system doesn't support it.

[bweick]

Also if you wouldn't mind bumping the package version to 0.1.1 that would be great so we can export these changes.

[cece-z]

@bweick Thanks. Should I also remove two old functions sellTokenForEthToUniswapV3() and sellEthForTokenToUniswapV3() as well?

[bweick]

@bweick Thanks. Should I also remove two old functions sellTokenForEthToUniswapV3() and sellEthForTokenToUniswapV3() as well?

yes let's