1. ICRAR, The University of Western Australia , 35 Stirling Highway, Crawley, WA 6009 , Australia
2. ARC Centre of Excellence for All Sky Astrophysics in 3 Dimensions (ASTRO 3D) , Australia
3. Oxford Astrophysics , Denys Wilkinson Building, University of Oxford, Keble Rd, Oxford OX1 3RH , UK
4. INAF – Osservatorio Astronomico di Brera , via Brera 28, I-20121, Milano, Italy & via Bianchi 46, I-23807 Merate , Italy
5. The Inter-University Institute for Data Intensive Astronomy (IDIA), Department of Astronomy , University of Cape Town, Private Bag X3, Rondebosch 7701 , South Africa
6. School of Science, Western Sydney University , Locked Bag 1797, Penrith NSW 2751 , Australia
7. CSIRO, Space and Astronomy , PO Box 1130, Bentley, WA 6102 , Australia
8. University of Louisville, Department of Physics and Astronomy , 102 Natural Science Building, Louisville, KY 40292 USA
9. Department of Physics and Astronomy, University of the Western Cape , Robert Sobukwe Road, Bellville 7535 , South Africa
10. Centre for Radio Astronomy Techniques and Technologies, Department of Physics and Electronics , Rhodes University, P.O. Box 94, Makhanda 6140 , South Africa
11. School of Physics, H.H. Wills Physics Laboratory , Tyndall Avenue, University of Bristol, Bristol BS8 1TL , UK
12. University Observatory, Faculty of Physics, Ludwig-Maximilians-Universität , Scheinerstr. 1, D-81679 München , Germany
13. International Centre for Radio Astronomy Research, Curtin University , Bentley, WA 6102 , Australia
14. Institute of Space Sciences (ICE, CSIC) , Campus UAB, Carrerde Can Magrans, s/n, E-08193 Barcelona , Spain
15. Institut de Física d’Altes Energies (IFAE), The Barcelona Institute of Science and Technology , E-08193 Bellaterra (Barcelona) , Spain