To store an array of strings rather than storing each character from
the round string as an individual round (oops!).
That is, before this fix, if the user typed a round name of "Colors" the
database would store a rounds array for the puzzle with values of "C",
"o", "l", "o", "r", and "s".
# Add any new rounds to the database
if new_rounds:
for round in new_rounds.split(','):
- rounds += round
+ rounds.append(round)
turb.table.put_item(
Item={
'hunt_id': hunt_id,