The Fannie Mae makeover continued this week as the GSE announced the departure of two more executives amid an extensive personnel shakeup and – at least temporarily – the withholding of executive bonuses. Early this week, Fannie revealed the immediate retirement of two top-level executives. Louis Hoyes, EVP for Single-Family Mortgage Business, and Jayne Shontell, SVP for Investor Relations, have officially stepped down from their posts. The moves were the latest in what appears to…