Shitty fix for now: you just can't submit a blank answer. :|

Ideally the clue would be abortable if the player has no
intention of answering, but I'll make that a thing later.

xtrn/jeopardized/views/round.js

@@ -57,7 +57,7 @@ var Round = function(frame, r, game) {
 
 			case STATE_ROUND_CLUE:
 				var ret = clue.getcmd(cmd);
-				if (typeof ret === 'string') {
+				if (typeof ret === 'string' && ret !== '') {
 					state = STATE_ROUND_ANSWER;
 					clue.close();
 					database.submitAnswer(