Tool and data directory arguments in original order
Tool and data directory arguments in original order

The order of specifying the tool and data directory options were
accidentally swapped when writing the new installer script. This
puts them back to the documented order. cc @brentp

udp3f/gemini,bgruening/gemini,bgruening/gemini,brentp/gemini,brentp/gemini,udp3f/gemini,udp3f/gemini,bgruening/gemini,udp3f/gemini,brentp/gemini,arq5x/gemini,arq5x/gemini,arq5x/gemini,arq5x/gemini,brentp/gemini,bgruening/gemini