NAFISA ELTAHIR and ELTAYEB SIDDING FOR Intisar Altayib, who ekes out a living drawing henna tattoos in Khartoum, soaring prices in Sudan mean running up tabs at local stores and cutting back on evening feasts during the Muslim holy month of Ramadan. She is one of millions struggling through an economic crisis that has deepened as Sudan tries to emerge from decades of isolation and conflict. Inflation has risen to more than 340% and there are shortages of everything from power to medicines. To ease the pain of reforms the government is introducing a donor-funded scheme that aims to provide…