Bugfixes / Compile error fixes / Removed routers

core/src/io/anuke/mindustry/entities/UnitInventory.java

@@ -87,6 +87,7 @@ public class UnitInventory implements Saveable{
     }
 
     public void addAmmo(AmmoType type){
+        if(type == null) return;
         totalAmmo += type.quantityMultiplier;
 
         //find ammo entry by type

core/src/io/anuke/mindustry/entities/units/BaseUnit.java

@@ -71,6 +71,10 @@ public abstract class BaseUnit extends Unit implements ShooterTrait{
 		return type;
 	}
 
+	public Tile getSpawner(){
+		return world.tile(spawner);
+	}
+
 	/**internal constructor used for deserialization, DO NOT USE*/
 	public BaseUnit(){}