\def\ASU{$^{1}$} \def\Curtin{$^{2}$} \def\CIRA{$^{3}$} \def\ASTRON{$^4}$} \def\USydney{$^{5}$} \def\UToronto{$^{6}$} \def\Victoria{$^{7}$} \def\UWisc{$^{8}$} \def\UW{$^{9}$} \def\UWA{$^{10}$} \def\INAF{$^{11}$} \def\CAASTRO{$^{12}$} %Author list \author[]{ A.~P.~Beardsley\ASU, B.~Crosse\Curtin, D.~Emrich\CIRA, T.~M.~O.~Franzen\ASTRON, B.~M.~Gaensler\USydney$^,$\CAASTRO$^,$\UToronto, L.~Horsley\CIRA, M.~Johnston-Hollitt\Curtin, D.~L.~Kaplan\UWisc, D.~Kenney\Curtin, M.~F.~Morales\UW, D.~Pallot\UWA, K.~Steele\CIRA, S.~J.~Tingay\Curtin$^,$\CAASTRO$^,$\INAF, C.~M.~Trott\Curtin$^,$\CAASTRO, M.~Walker\CIRA, R.~B.~Wayth\Curtin$^,$\CAASTRO, A.~Williams\CIRA, C.~Wu\UWA \\ $^{1}$School of Earth and Space Exploration, Arizona State University, Tempe, AZ 85287, USA\\ $^{2}$International Centre for Radio Astronomy Research, Curtin University, Bentley, WA 6102, Australia\\ $^{3}$Curtin Institute of Radio Astronomy, Curtin University, GPO Box U1987, Perth WA 6845\\ $^{4}$ASTRON, Netherlands Institute for Radio Astronomy, Oude Hoogeveensedijk 4, 7991 PD, Dwingeloo, The Netherlands $^{5}$Sydney Institute for Astronomy, School of Physics, The University of Sydney, NSW 2006, Australia\\ $^{6}$Dunlap Institute for Astronomy and Astrophysics, University of Toronto, ON, M5S 3H4, Canada\\ $^{7}$School of Chemical \& Physical Sciences, Victoria University of Wellington, Wellington 6140, New Zealand\\ $^{8}$Department of Physics, University of Wisconsin--Milwaukee, Milwaukee, WI 53201, USA\\ $^{9}$Department of Physics, University of Washington, Seattle, WA 98195, USA\\ $^{10}$International Centre for Radio Astronomy Research, University of Western Australia, Crawley 6009, Australia\\ $^{11}$Istituto Nazionale di Astrofisica (INAF) -- Istituto di Radio Astronomia, Via Piero Gobetti, Bologna, 40129, Italy\\ $^{12}$ARC Centre of Excellence for All-sky Astrophysics (CAASTRO)\\