get rid of few magic numbers (obj types)

lib/GameConstants.h

@@ -311,6 +311,18 @@ namespace Obj
 		PRISON = 62,
 		PYRAMID = 63,
 		RALLY_FLAG = 64,
+		RANDOM_ART = 65,
+		RANDOM_TREASURE_ART = 66,
+		RANDOM_MINOR_ART = 67,
+		RANDOM_MAJOR_ART = 68,
+		RANDOM_RELIC_ART = 69,
+		RANDOM_HERO = 70,
+		RANDOM_MONSTER = 71,		
+		RANDOM_MONSTER_L1 = 72,
+		RANDOM_MONSTER_L2 = 73,
+		RANDOM_MONSTER_L3 = 74,
+		RANDOM_MONSTER_L4 = 75,
+		RANDOM_RESOURCE = 76,
 		RANDOM_TOWN = 77,
 		REFUGEE_CAMP = 78,
 		RESOURCE = 79,
@@ -344,10 +356,16 @@ namespace Obj
 		WHIRLPOOL = 111,
 		WINDMILL = 112,
 		HOLE = 124,
+		RANDOM_MONSTER_L5 = 162,
+		RANDOM_MONSTER_L6 = 163,
+		RANDOM_MONSTER_L7 = 164,
 		BORDER_GATE = 212,
 		FREELANCERS_GUILD = 213,
 		HERO_PLACEHOLDER = 214,
 		QUEST_GUARD = 215,
+		RANDOM_DWELLING = 216,
+		RANDOM_DWELLING_LVL = 217, //subtype = creature level
+		RANDOM_DWELLING_FACTION = 218, //subtype = faction
 		GARRISON2 = 219,
 		ABANDONED_MINE = 220,
 		TRADING_POST_SNOW = 221,