The owner of the Sun City resort and Maslow Sandton and Table Bay high-end hotels said adjusted headline earnings per share - its main profit measure - rose to 2.15 rand ($0.1201) in the six months to June 30, from 1.97 rand a year earlier. JOHANNESBURG, Sept 9(Reuters) - Sun International reported a 9.1% rise in first-half earnings on Monday, as record grow...