Removed shield breaker block

core/src/mindustry/world/blocks/defense/ShieldBreaker.java

@@ -1,47 +0,0 @@
-package mindustry.world.blocks.defense;
-
-import arc.math.*;
-import mindustry.*;
-import mindustry.content.*;
-import mindustry.entities.*;
-import mindustry.gen.*;
-import mindustry.world.*;
-
-public class ShieldBreaker extends Block{
-    public Block[] toDestroy = {};
-    public Effect effect = Fx.shockwave, breakEffect = Fx.reactorExplosion, selfKillEffect = Fx.massiveExplosion;
-
-    public ShieldBreaker(String name){
-        super(name);
-
-        solid = update = true;
-        rebuildable = false;
-    }
-
-    @Override
-    public boolean canBreak(Tile tile){
-        return Vars.state.isEditor();
-    }
-
-    public class ShieldBreakerBuild extends Building{
-
-        @Override
-        public void updateTile(){
-            if(Mathf.equal(efficiency, 1f)){
-                effect.at(this);
-                for(var other : Vars.state.teams.active){
-                    if(team != other.team){
-                        for(var block : toDestroy){
-                            other.getBuildings(block).copy().each(b -> {
-                                breakEffect.at(b);
-                                b.kill();
-                            });
-                        }
-                    }
-                }
-                selfKillEffect.at(this);
-                kill();
-            }
-        }
-    }
-}