Update score times as well

As per discussion on today's clics call, updating the scoreboard score times to RELTIME as well.

Contest_API.md

@@ -2178,9 +2178,9 @@ Properties of scoreboard row objects:
 | team\_id | ID | Identifier of the [ team](#teams).
 | score | object | JSON object as specified in the rows below (for possible extension to other scoring methods).
 | score.num\_solved | integer | Number of problems solved by the team. Required iff contest:scoreboard\_type is `pass-fail`.
-| score.total\_time | integer | Total penalty time accrued by the team. Required iff contest:scoreboard\_type is `pass-fail`.
+| score.total\_time | RELTIME | Total penalty time accrued by the team. Required iff contest:scoreboard\_type is `pass-fail`.
 | score.score | number | Total score of problems by the team. Required iff contest:scoreboard\_type is `score`.
-| score.time | integer | Time of last score improvement used for tiebreaking purposes.
+| score.time | RELTIME | Time of last score improvement, used for tiebreaking purposes.
 | problems | array of problem data objects ? | JSON array of problems with scoring data, see below for the specification of each object.
 
 Properties of problem data objects:
@@ -2215,12 +2215,12 @@ Returned data:
  "end_of_updates": null
  },
  "rows": [
- {"rank":1,"team_id":"123","score":{"num_solved":3,"total_time":340},"problems":[
+ {"rank":1,"team_id":"123","score":{"num_solved":3,"total_time":"5:40:00"},"problems":[
  {"problem_id":"1","num_judged":3,"num_pending":1,"solved":false},
- {"problem_id":"2","num_judged":1,"num_pending":0,"solved":true,"time":20},
- {"problem_id":"3","num_judged":2,"num_pending":0,"solved":true,"time":55},
+ {"problem_id":"2","num_judged":1,"num_pending":0,"solved":true,"time":"0:20:00"},
+ {"problem_id":"3","num_judged":2,"num_pending":0,"solved":true,"time":"0:55:00"},
  {"problem_id":"4","num_judged":0,"num_pending":0,"solved":false},
- {"problem_id":"5","num_judged":3,"num_pending":0,"solved":true,"time":205}
+ {"problem_id":"5","num_judged":3,"num_pending":0,"solved":true,"time":"3:25:00"}
  ]}
  ]
 }