Following is a link where Tesla confirm they will go ahead with a Supercharger network in Australia. Let's hope Tesla have the same high priority geos as noted at the end of the article! Of course, they still need to get organised around a QLD delivery centre......
http://www.theregister.co.uk/2014/08/21/tesla_plots_free_charge_stations_for_oz/
http://www.theregister.co.uk/2014/08/21/tesla_plots_free_charge_stations_for_oz/