BY REX MPHISAA SOUTH African High Court on Thursday handed down two life in jail sentences to Zimbabwean Andrea Imbayarwo, 32, for raping and murdering a British national who had a business in Thabazimbi, Limpopo Province. The victim, 55-year-old Christine Robinson was found with the murder weapon, a knife, still lodged in her neck by police who attended the scene in 2014. A South African Police Service (Saps) media statement issued on Thursday said the Limpopo Division of the High Court on April 21 delivered the two life terms following…