Pulling all pending Bukkit-JavaDoc changes

src/main/java/org/bukkit/conversations/NullConversationPrefix.java

@@ -10,6 +10,7 @@ public class NullConversationPrefix implements ConversationPrefix{
 
     /**
      * Prepends each conversation message with an empty string.
+     *
      * @param context Context information about the conversation.
      * @return An empty string.
      */