Case C-629/11 P: Judgment of the Court (Seventh Chamber) of 4 October 2012 — Evropaïki Dynamiki — Proigmena Systimata Tilepikoinonion Pliroforikis kai Tilematikis AE v European Commission (Appeal — Public contract awarded by the Commission — Rejection of the tender — Obligation to state the reasons on which the decision is based — Regulation (EC, Euratom) No 1605/2002 — Article 100(2) — Time-limit for replying to a request for information — Regulation (EC, Euratom) No 2342/2002 — Article 149(2))