Magic numbers cleanup:

- Replace many magic numbers with constants
- Use enum for vehicle flags/seat flags
- Correct structure for ItemRandomSuffixEntry

--HG--
branch : trunk

src/server/game/Battlegrounds/Battleground.cpp

@@ -810,7 +810,7 @@ void Battleground::EndBattleground(uint32 winner)
                 loser_arena_team->MemberLost(plr, winner_matchmaker_rating, loser_change);
 
                 // Arena lost => reset the win_rated_arena having the "no_loose" condition
-                plr->GetAchievementMgr().ResetAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_WIN_RATED_ARENA, ACHIEVEMENT_CRITERIA_CONDITION_NO_LOOSE);
+                plr->GetAchievementMgr().ResetAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_WIN_RATED_ARENA, ACHIEVEMENT_CRITERIA_CONDITION_NO_LOSE);
             }
         }