Case T-457/07: Judgment of the General Court of 12 December 2012 — Evropaïki Dynamiki v EFSA (Public procurement — Tender procedure — Provision of IT consultancy assistance services — Rejection of a tender and decision to award the contract to another tenderer — Admissibility — Obligation to state reasons — Selection criteria — Award criteria — Compliance with award criteria laid down in the tender specifications — Manifest error of assessment)