Case T-309/03: Judgment of the Court of First Instance of 6 April 2006 — Camós Grau v Commission (Investigation by the European Anti-Fraud Office (OLAF) concerning the management and funding of the Institute for Europeon and Latin American Relations (IRELA) — Potential conflict of interest on the part of an investigator — Removal from the investigating body — Impact on the conduct of the investigation and the content of the report of the investigation — Report terminating the investigation — Action for annulment — Admissibility — Action for damages — Admissibility)