- converted the boss brain to DECORATE.

- added an abstract base class for special map spots that are maintained in 
  lists and rewrote the boss brain, the mace and DSparil to use it.
- fixed: RandomSpawners didn't destroy themselves after finishing their work.


SVN r1076 (trunk)

src/g_shared/a_randomspawner.cpp

@@ -55,7 +55,7 @@ class ARandomSpawner : public AActor
 				if (di->Name != NAME_None)
 				{
 					n -= di->amount;
-					di = di->Next;
+					if (di->Next != NULL) di = di->Next; else n=0;
 				}
 			}
 			// So now we can spawn the dropped item.
@@ -72,12 +72,15 @@ class ARandomSpawner : public AActor
 				newmobj->args[4]    = args[4];
 				newmobj->SpawnFlags = SpawnFlags;
 				newmobj->HandleSpawnFlags();
+				newmobj->tid        = tid;
+				newmobj->AddToHash();
 				newmobj->momx = momx;
 				newmobj->momy = momy;
 				newmobj->momz = momz;
 				newmobj->CopyFriendliness(this, false);
 			}
 		}
+		Destroy();
 	}
 };