1. SUPA, School of Physics and Astronomy, University of St Andrews, North Haugh, St Andrews, Scotland KY16 9SS, UK
2. St Andrews Centre for Exoplanet Science, University of St Andrews, UK
3. Department of Physics and Astronomy, Johns Hopkins University, Bloomberg Center, 3400 N. Charles Street, Baltimore, MD 21218, USA
4. School of Physics and Astronomy, Cardiff University, Queens Buildings, The Parade, Cardiff CF24 3AA, UK
5. Las Cumbres Observatory, Suite 102, 6740 Cortona Dr, Goleta, CA 93117, USA
6. SUPA, Institute for Astronomy, University of Edinburgh, Royal Observatory, Blackford Hill, Edinburgh EH9 3HJ, UK