fixed infinite loop

variable_grabbler.py

@@ -78,6 +78,7 @@ for variable in config_values:
     while i<len(replacement):
       if replacement[i] == '?' and (i==0 or not replacement[i-1]=='\\'):
         argument_positions = argument_positions + [ i ]
+      i = i+1
     print "DEBUG: " + argument_positions
     replacement = replacement.replace("\\?", "?")
   file_out = open(sys.argv[1], "w")