grouping restriction update

src/engine/objects/Guild.java

@@ -667,6 +667,9 @@ public class Guild extends AbstractWorldObject {
         pc.incVer();
         DispatchMessage.sendToAllInRange(pc, new GuildInfoMsg(pc, Guild.getErrantGuild(), 2));
 
+        if(GroupManager.getGroup(pc) != null)
+            GroupManager.getGroup(pc).removeGroupMember(pc);
+
     }
 
     public void upgradeGuildState(boolean nation) {