Exactly one year after it filed for bankruptcy, Residential Capital announced this week it has entered into a “comprehensive plan support agreement” with its parent, Ally Financial, and ResCap’s creditors, who say they are owed some $25 billion in mortgage liabilities. The plan gets Ally out from under the threat of billions of dollars in lawsuits by settling all existing and potential claims between Ally and ResCap and all potential claims held by third parties related to ResCap that could be brought against Ally and subsidiaries that are not Chapter 11 debtors. The settlement, which is subject to approval by a federal bankruptcy court in Manhattan, fully releases...