[Add] AutoCleanTimer, Cleanable 增加缓存库自动清理;

[Update] HotDataCacheStore 增加对自动清理的支持;
[Change] RedisPoolCacheStore 将Redis缓存库抽象类设为default(原public);
[Change] MiraiMessageSender, BotCommandProcess 适配HotDataCacheStore的修改;
[Change] BotCommandProcess 调整ranking命令的输出格式;

src/main/java/net/lamgc/cgj/bot/framework/mirai/message/MiraiMessageSender.java

@@ -33,7 +33,7 @@ public class MiraiMessageSender implements MessageSender {
     private final static CacheStore<String> imageIdCache = new HotDataCacheStore<>(
             new StringRedisCacheStore(BotEventHandler.redisServer, "mirai.imageId"),
             new LocalHashCacheStore<>(),
-            5400000, 1800000);
+            5400000, 1800000, true);
 
     /**
      * 使用id构造发送器