Conditions are right for polls, says Burundi’s leader, even as international donors up pressure on the country. Some EU aid has been suspended amid concerns over a crackdown on anti-government protests. Also, queues at Nigerian petrol stations grow ever longer as traders back away from imports, uncertain that the cash-strapped new administration will keep up costly subsidies. And Ivory Coast is tempting more visitors, not for its lush beaches but rather its fertile cocoa plantations.