Upgraded demo submission templates. Re-ordered lines by ascending MARC field number; Changed labels for creation and modification template lines - no longer using 'AU','TI', etc - now labelled by MARC field codes; Separated FIRST and ADDITIONAL authors into 100a for first author, 700a for additional authors; Added space into empty indicators for datafields; Other general upgrades, including change away from old getfile.py URL to new style of 'WEBURL/record/XXXX/files/;