Fixed an issue with the reaction handler

src/main/java/net/locusworks/discord/eighttrack/handlers/DiscordEventHandler.java

@@ -68,6 +68,7 @@ public class DiscordEventHandler extends ListenerAdapter {
   @Autowired
   private RepositoryService guildSongRepoService;
   
+  @Autowired
   private ReactionHandler reactionHandler;
   
   private Map<String, AbstractMainEventHandler> events;