By Tzvi Machlin The past couple of years with the Chicago Bulls have been some of the best of Zach LaVine’s career. Heading into the offseason, he’s ready to continue that relationship. On Friday, ESPN reported that the Bulls are prepared to offer LaVine a five-year contract. More importantly, LaVine is expected to accept it. Over the past five years, LaVine has averaged 24.4 points, 4.7 rebounds and 4.4 assists per game. But the past three years have seen him hit new career highs in almost all categories. Bulls fans are, of course, happy that LaVine is reupping with them for a few more years….