UMIP 58 -Add UNI-V2 LP tokens WBTC-ETH, USDC-ETH, UNI-ETH, and UMA-ETH, as whitelisted collateral currencies

This UMIP will add the following UNI-V2 LP tokens as approved collateral currencies: WBTC-ETH, USDC-ETH, UNI-ETH, and UMA-ETH.

This will involve adding the currencies to the whitelist and adding a flat final fee to charge per-request. The proposed final fees equal $400, and calculations are detailed in the table below.

Final Fee Calculations and Currency Prices as of February 14, 2021: