Leonardo DiCaprio has proposed to his girlfriend, Israeli model Bar Refaeli, and she said yes. According to the Chronical, “Bar said that Leo had asked her to marry him and that she had said yes.” And friends claim Rafaeli, the first Israeli model to appear in Sports Illustrated magazine, could become Mrs DiCaprio by the end of the year: “They’ll probably have a private ceremony in Israel, then a big ring ceremony and party in the US toward the end of the year.” More pics of Bar …