Weapons are now displayed for players

core/src/io/anuke/mindustry/net/Packets.java

@@ -118,4 +118,9 @@ public class Packets {
     public static class UpgradePacket{
         public byte id; //weapon ID only, currently
     }
+
+    public static class WeaponSwitchPacket{
+        public int playerid;
+        public byte left, right;
+    }
 }

core/src/io/anuke/mindustry/net/Registrator.java

@@ -35,6 +35,7 @@ public class Registrator {
                 ChatPacket.class,
                 KickPacket.class,
                 UpgradePacket.class,
+                WeaponSwitchPacket.class,
 
                 Class.class,
                 byte[].class,