Better builder AI / Various tweaks

core/src/mindustry/entities/bullet/LiquidBulletType.java

@@ -24,6 +24,7 @@ public class LiquidBulletType extends BulletType{
             this.status = liquid.effect;
         }
 
+        ammoMultiplier = 1f;
         lifetime = 74f;
         statusDuration = 60f * 2f;
         despawnEffect = Fx.none;

core/src/mindustry/entities/units/AIController.java

@@ -16,6 +16,7 @@ import static mindustry.Vars.*;
 public class AIController implements UnitController{
     protected static final Vec2 vec = new Vec2();
     protected static final int timerTarget = 0;
+    protected static final int timerTarget2 = 1;
 
     protected Unit unit;
     protected Interval timer = new Interval(4);
@@ -27,6 +28,7 @@ public class AIController implements UnitController{
 
     {
         timer.reset(0, Mathf.random(40f));
+        timer.reset(1, Mathf.random(60f));
     }
 
     @Override