Set up Boat Action Message encoding

- Fixed command number for sails out

#story[1089]

racevisionGame/src/main/java/network/BinaryMessageEncoder.java

@@ -94,6 +94,15 @@ public class BinaryMessageEncoder {
         this.fullMessage = tempFullMessageByteBuffer.array();
     }
 
+    /**
+     * Construct a binary message from message type and message body.
+     * @param headerMessageType of message
+     * @param messageBody of message
+     */
+    public BinaryMessageEncoder(MessageType headerMessageType, byte[] messageBody) {
+        this(headerMessageType, System.currentTimeMillis(), 69, (short)messageBody.length, messageBody);
+    }
+
     /**
      * Returns the full encoded message. This includes the header, body, and CRC.
      * @return Full encoded message.

racevisionGame/src/main/java/network/Messages/Enums/MessageType.java

@@ -19,6 +19,7 @@ public enum MessageType {
     MARKROUNDING(38),
     COURSEWIND(44),
     AVGWIND(47),
+    BOATACTION(100),
     NOTAMESSAGE(0);
 
     ///Primitive value of the enum.