Makes it possible to load a controller without generating a GUI, for better testing
Makes sure not to try and parse empty profile lines
Saves controller settings in a more readable and appendable format
Adds code for using the correct java version for the occasion
Adds a new function for writing to files
Saves the downloaded BuildTools version to the server version container
Adds a check to see whether the BuildTools file exists
Adds a helper function for reading local files
