Tidied up the code that configures buttons, and updated the variable replacement method to look for variable names from: uploader.properties, user inputs, application/applet parameters
Tidied up the code that configures buttons, and updated the variable replacement method to look for variable names from: uploader.properties, user inputs, application/applet parameters

ind9/jets3t,ind9/jets3t,ind9/jets3t,ind9/jets3t