OPEN - #11: Clean up code - Cleaned up project settings.
#11 Cleaned up more warnings, added comments, confirmed no FindBugs
issues.
#2 You can run a text-inputting command now, mostly.

You can run "cmd" now and it behaves as expected. However, when exiting
cmd to return to this program, you must enter "exit" twice. I'm not sure
why. Also, there is a FindBugs error that needs to be fixed in
CmdProcess.java.