Meso drop restricted by GM level

src/main/java/net/server/channel/handlers/MesoDropHandler.java

@@ -23,6 +23,7 @@ package net.server.channel.handlers;
 
 import client.Character;
 import client.Client;
+import config.YamlConfig;
 import net.AbstractPacketHandler;
 import net.packet.InPacket;
 import tools.PacketCreator;
@@ -42,6 +43,11 @@ public final class MesoDropHandler extends AbstractPacketHandler {
         p.skip(4);
         int meso = p.readInt();
 
+        if (player.isGM() && player.gmLevel() < YamlConfig.config.server.MINIMUM_GM_LEVEL_TO_DROP) {
+            player.message("You cannot drop mesos at your GM level.");
+            return;
+        }
+
         if (c.tryacquireClient()) {     // thanks imbee for noticing players not being able to throw mesos too fast
             try {
                 if (meso <= player.getMeso() && meso > 9 && meso < 50001) {