Joined Cases T-282/16 and T/283/16: Judgment of the General Court of 19 March 2019 — Inpost Paczkomaty and Inpost v Commission (State aid — Postal sector — Compensation of the net costs resulting from universal service obligations — Decision declaring the aid compatible with the internal market — Action for annulment — Interest in bringing proceedings — Obligation to state reasons — Equal treatment — Proportionality — Right to property — Freedom to conduct a business)