better speed elos default values

modules/user/src/main/SpeedElos.scala

@@ -74,6 +74,8 @@ object SpeedElos {
     Json.writes[SpeedElos])
 
   private def defaults = Json.obj(
-    "bullet" -> SpeedElo.default
+    "blitz" -> SpeedElo.default,
+    "bullet" -> SpeedElo.default,
+    "slow" -> SpeedElo.default
   )
 }

modules/user/src/main/UserRepo.scala

@@ -208,7 +208,6 @@ object UserRepo {
       "password" -> hash(password, salt),
       "salt" -> salt,
       "elo" -> User.STARTING_ELO,
-      "speedElos" -> SpeedElos.default,
       "count" -> Count.default,
       "enabled" -> true,
       "createdAt" -> $date(DateTime.now),