Case F-120/07: Judgment of the Civil Service Tribunal (Second Chamber) of 15 March 2011 — Strack v European Commission (Civil service — Officials — Carry-over of days of annual leave — Article 4 of Annex V to the Staff Regulations — Reasons attributable to the interests of the service — Article 73 of the Staff Regulations — Directive 2003/88/EC — Right to paid annual leave — Sick leave)