Increase randomness by updating the random's seed every minute

src/main/java/wtf/beatrice/hidekobot/runnables/RandomSeedTask.java

@@ -0,0 +1,12 @@
+package wtf.beatrice.hidekobot.runnables;
+
+import wtf.beatrice.hidekobot.Cache;
+
+public class RandomSeedTask implements Runnable
+{
+
+    @Override
+    public void run() {
+        Cache.setRandomSeed(System.currentTimeMillis());
+    }
+}