Javadoc fixes.

racevisionGame/src/main/java/network/MessageDecoders/BoatStatusDecoder.java

@@ -38,6 +38,7 @@ public class BoatStatusDecoder {
     /**
      * Decodes the contained message.
      * @param encodedMessage The message to decode.
+     * @return The decoded message.
      */
     public BoatStatus decode(byte[] encodedMessage) {
         this.encodedMessage = encodedMessage;

racevisionGame/src/main/java/network/MessageDecoders/CourseWindDecoder.java

@@ -37,6 +37,7 @@ public class CourseWindDecoder {
     /**
      * Decodes the contained message.
      * @param encodedMessage The message to decode.
+     * @return The decoded message.
      */
     public CourseWind decode(byte[] encodedMessage) {
         this.encodedMessage = encodedMessage;