HONOLULU — Former U.S. Rep. Colleen Hanabusa, who was the first woman to serve as president of the Hawaii State Senate, has died. She was 74. Hanabusa died early Friday after a five-month battle with cancer, said Mike Formby, her friend and former chief of staff in the U.S. House. In announcing her death Friday, Gov. Josh Green ordered the U.S. and Hawaii flags to be flown at half-staff until sunrise Monday. She “broke barriers” as the first woman president of the state Senate and “spent