I have not done this as mine is an OTB 1.0.2 so I don't need to. If anyone wants to try it and post your results/comments for others to see to help everyone out.
Remember peoples the usual rules apply, you must follow the tutorial step by step, don't skip anything because you think you know better or else you may end up with a really nice looking paperweight!
Don't forget once you have done this to install the ".co.nz" keyboard shortcut - see here