quote bug in split-args-fsm fixed

sys/util.py

@@ -31,8 +31,9 @@ def split_args(txt):
 		if   split_args_state==SA_S0:
 			if c=='"':
 				split_args_state = SA_QUOT
-				args.append(current)
+				if len(current)!=0:
-				current = u""
+					args.append(current)
+					current = u""
 			elif c in " \t\n":
 				if len(current)!=0:
 					args.append(current)