fix items not being placed on bosses

bosses were considered unreachable when LimitArea was in effect because
they don't have a sector identifier (e.g. "S2") in their names.

Fusion_Graph.py

@@ -27,6 +27,7 @@ class Game:
         self.majorItemLocations = list()
         self.minorItemLocations = list()
         self.itemLocations = list()
+        self.itemArea = dict()
         self.patcher = dict()
         self.graph.clear()
         self.areaConnections.clear()
@@ -234,7 +235,8 @@ class Game:
                 for area in range(0, 7):
                     if 'S{}'.format(area) in start:
                         if 'S{}'.format(area) not in point:
-                            return None
+                            if self.itemArea.get(point) != area:
+                                return None
             edge = (start, point)
             self.queue.append(edge)
             while self.queue:

Randomizer.py

@@ -3127,6 +3127,7 @@ def start_randomizer(rom, settings):
                         BossLocations.append(name)
                 if 'Item' in name or nodeType == 'Boss' or nodeType == 'Data':
                     AreaItemLocations[areaIndex].append(name)
+                    World.itemArea[name] = areaIndex
 
         World.ConnectAllNodes()
         StartLocation = 'S0-00'