genJavaCode now takes a command line argument for the number of tables t...

...o create code for. This will be effective if we want to try making use of 3 computers instead of 8 and see if that changes our query results at all. This change is noted in the project report and documentation. I don't know if this is actually a possibility for the "end user" but if we want to mess around with the distribution of the system's resources using different table schemas, this makes the setup a bit easier. I didn't put a default value into the program.