Made updates in JSON format. Combined chat and tile queues into one UpdateQueue. Fixed UpdateQueue.

src/main/java/org/dynmap/Client.java

@@ -0,0 +1,43 @@
+package org.dynmap;
+
+public class Client {
+    public static class Update {
+        public long timestamp;
+        public long servertime;
+        public Player[] players;
+        public Object[] updates;
+    }
+
+    public static class Player {
+        public String type = "player";
+        public String name;
+        public double x, y, z;
+
+        public Player(String name, double x, double y, double z) {
+            this.name = name;
+            this.x = x;
+            this.y = y;
+            this.z = z;
+        }
+    }
+
+    public static class ChatMessage {
+        public String type = "chat";
+        public String playerName;
+        public String message;
+
+        public ChatMessage(String playerName, String message) {
+            this.playerName = playerName;
+            this.message = message;
+        }
+    }
+
+    public static class Tile {
+        public String type = "tile";
+        public String name;
+
+        public Tile(String name) {
+            this.name = name;
+        }
+    }
+}