update compiler.sh
update compiler.sh

tjmonsi/cmsc129-2016-repo,tjmonsi/cmsc129-2016-repo,tjmonsi/cmsc129-2016-repo,tjmonsi/cmsc129-2016-repo,tjmonsi/cmsc129-2016-repo,tjmonsi/cmsc129-2016-repo,tjmonsi/cmsc129-2016-repo