The South African government is facing demands to arrest a man dubbed “Gaddafi’s banker” amid claims the deposed Libyan leader and his family stashed more than $1bn (£658m) in the country. Bashir Saleh, on Interpol’s wanted list for his former role as a aide to Muammar Gaddafi, is travelling freely in South Africa, according to a report in the local press. He even allegedly attended the governing African National Congress’s centenary celebrations and a recent summit of the Brics emerging economies. The row came as South African officials confirmed they have been approached by Libyan investigators seeking to recover Gaddafi’s cash, gold and diamonds believed to be held by four banks and two security companies in the country. The South African Sunday Times said the investigators are convinced part of the $1bn “loot” in South Africa is linked to Saleh, who also goes by the name Bashir al-Shrkawi. “He was reportedly seen hobnobbing with ANC notables at the party’s centenary dinner in Mangaung in January 2012 and at the Brics summit in Durban in March this year,” the paper added. It quoted Libyan sources as saying Saleh was seen three weeks ago at Johannesburg’s five-star Michelangelo hotel – which has…