To run the tool you need to download minion and savile row.
Next simply run savile row and point it to the aztec puzzle script:
C:\> java -ea -jar savilerow.jar -in-eprime aztec.eprime -in-param aztec.param -m bin\minion.exe
Or if you are using UNIX based OSs.
loc$> java -ea -jar savilerow.jar -in-eprime aztec.eprime -in-param aztec.param -m bin/minion