Fix misc. errors with grading script: spaces in document files, incorrect bracket position in file existence check
Fix misc. errors with grading script: spaces in document files, incorrect bracket position in file existence check

ErichDonGubler/CS-3450-Project-Templates,ErichDonGubler/CS-3450-Project-Templates,ErichDonGubler/CS-3450-Project-Templates,ErichDonGubler/CS-3450-Project-Templates,ErichDonGubler/CS-3450-Project-Templates,ErichDonGubler/CS-3450-Project-Templates