By Ismael Aziz: Journalists and human rights activists have been remembering Sardasht Osman, who was murdered nine years ago this month. On 5 May, the 23-year-old Kurdish freelance journalist and anti-corruption campaigner was commemorated across the Kurdistan Region and around the world. In Kurdistan’s Erbil region, there was a gathering at Sardasht Osman’s graveside in the village of…