A grandson of Singapore’s late founding father Lee Kuan Yew revealed on Friday he had married his boyfriend in South Africa, prompting a flurry of mostly positive reactions in his country, where male homosexuality is banned, and around the region.Li Huanwu, the second son of Lee Hsien Yang, was featured in an Instagram post by his partner Heng Yirui on Friday who said: “Today I marry my soulmate. Looking forward to a lifetime of moments like this with [Huanwu].”The picture showed both in…