#806 Create period cleanup task and implement cleanup for session records

src/main/java/fr/xephi/authme/task/CleanupTask.java

@@ -0,0 +1,26 @@
+package fr.xephi.authme.task;
+
+import ch.jalu.injector.Injector;
+import fr.xephi.authme.initialization.HasCleanup;
+import org.bukkit.scheduler.BukkitRunnable;
+
+import javax.inject.Inject;
+
+/**
+ * Task run periodically to invoke the cleanup task on services.
+ */
+public class CleanupTask extends BukkitRunnable {
+
+    @Inject
+    private Injector injector;
+
+    CleanupTask() {
+    }
+
+    @Override
+    public void run() {
+        for (HasCleanup service : injector.retrieveAllOfType(HasCleanup.class)) {
+            service.performCleanup();
+        }
+    }
+}