[AIP-39] v1 Transmuter Migration to AMO and Boosted Yield

This proposal will authorize the deployment of the Alchemix AMO and the migration of the Transmuter v1 liquidity over to the v2 AMO. This migration will take 6 weeks from the deployment of the AMO contract, and will help to facilitate a orderly migration from v1 to v2. This will also migrate the boosted yield over to v2 users throughout the migration.

Full details about the AMO and migration here: https://forum.alchemix.fi/public/d/291-aip-39-alusd-v1-transmuter-migration-to-amo-and-boosted-yield