Yugoslav Special Buildings + rebalance

Added: Rector's Palace ; Pula Arena ; Zagreb Cathedral ; Baščaršija ; Jajce Citadel ; Tito Bunker ; Church of Saint Sava ; Smederevo Fortress ; Petrovaradin Fortress ; Ljubljana Castle ; Celje Hall ; Niš Skull Tower ; Bor Mining Settlement ; Zenica Iron Mines ; Fortified Port of Kotor ; Port of Split

Removed the 2 vanilla mines

Rebalanced the Special buildings in Spain and Italy

common/buildings/00_special_buildings.txt

@@ -2091,48 +2091,6 @@ aurelian_walls_01 = {
 	flag = duchy_building
 }
 
-##########
-# The Colosseum
-##########
-
-the_colosseum_01 = {
-
-	asset = {
-		type = pdxmesh
-		name = "building_special_colosseum_mesh"
-	}
-
-	construction_time = very_slow_construction_time
-
-	type_icon = "icon_structure_colosseum.dds"
-	
-	can_construct_potential = {
-		building_requirement_tribal = no
-	}
-	
-	cost_gold = 3000
-
-	character_modifier = {
-		army_maintenance_mult = -0.05 # 'Stealing' the metal from the colosseum building itself
-	}
-	
-	province_modifier = {
-		build_speed = -0.1 # 'Stealing' the metal from the colosseum building itself
-	}
-	
-	ai_value = {
-		base = 100
-		modifier = { # Fill all building slots before going for special buildings
-			factor = 0
-			free_building_slots > 0
-		}
-	}
-	
-	type = special
-
-	flag = travel_point_of_interest_martial
-}
-
 ##########
 # Iron Pillar of Delhi
 ##########