A Thai journalist sentenced to two years in prison for defaming the owner of a poultry farm via a tweet said Thursday the kingdom's criminal libel laws are eviscerating media freedom.A court convicted Suchanee Cloitre in December for a tweet referencing a dispute over working conditions at a chicken farm owned by the Thammakaset company.The farm had been at the centre of a labour dispute by Myanmar workers complaining of punishing working hours and conditions.Thailand's Supreme Cour