Case T-300/07: Judgment of the General Court of 9 September 2010 — Evropaïki Dynamiki v Commission (Public service contracts — Community tendering procedure — Provision of information technology services relating to the management and maintenance of an internet portal — Rejection of the bid submitted by a tenderer — Award criteria — Obligation to state the reasons on which a decision is based — Manifest error of assessment — Equal treatment — Transparency)