By Xinghui Kok SINGAPORE (Reuters) – Singapore’s former Transport Minister S. Iswaran has been charged in court for graft, the anti-corruption agency said on Thursday, in one of the most high-profile graft cases involving a minister in the Asian financial hub in decades. The Corrupt Practices Investigation Bureau (CPIB), in a statement, said Iswaran, who was arrested in July last year, is alleged to have obtained kickbacks valued at S$384,340.98 ($286,181) from property tycoon Ong Beng Seng, partly to advance Ong’s business interests. Charge sheets show the favours include tickets to football …