MT_BATTLEUFO_SPAWNER: spawn with thing number 3786

Binary maps: angle becomes args[0] (ID for spawning order)

src/info.c

@@ -29908,7 +29908,7 @@ mobjinfo_t mobjinfo[NUMMOBJTYPES] =
 	},
 
 	{           // MT_BATTLEUFO_SPAWNER
-		-1,           // doomednum
+		3786,           // doomednum
 		S_INVISIBLE,        // spawnstate
 		1000,              // spawnhealth
 		S_NULL,         // seestate

src/p_setup.c

@@ -7145,6 +7145,9 @@ static void P_ConvertBinaryThingTypes(void)
 		case 2018: // MT_PETSMOKER
 			mapthings[i].args[0] = !!(mapthings[i].options & MTF_OBJECTSPECIAL);
 			break;
+		case 3786: // MT_BATTLEUFO_SPAWNER
+			mapthings[i].args[0] = mapthings[i].angle;
+			break;
 		case FLOOR_SLOPE_THING:
 		case CEILING_SLOPE_THING:
 			mapthings[i].args[0] = mapthings[i].extrainfo;