Added login/out events to add/remove users from the tracked user list

src/main/java/com/alttd/events/LoginEvent.java

@@ -0,0 +1,20 @@
+package com.alttd.events;
+
+import com.alttd.database.Queries;
+import com.alttd.objects.EconUser;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.player.PlayerJoinEvent;
+
+import java.util.UUID;
+
+public class LoginEvent implements Listener {
+    @EventHandler
+    public void onPlayerJoin(PlayerJoinEvent event) {
+        UUID uuid = event.getPlayer().getUniqueId();
+        EconUser user = EconUser.getUser(uuid);
+        int minutes = Queries.getMinutesSinceUpdated(uuid);
+
+        user.removePoints(minutes * 2);
+    }
+}

src/main/java/com/alttd/events/LogoutEvent.java

@@ -0,0 +1,14 @@
+package com.alttd.events;
+
+import com.alttd.objects.EconUser;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.player.PlayerQuitEvent;
+
+public class LogoutEvent implements Listener {
+    @EventHandler
+    public void onPlayerQuit(PlayerQuitEvent event) {
+        EconUser.getUser(event.getPlayer().getUniqueId()).syncPoints();
+        EconUser.removeUser(event.getPlayer().getUniqueId());
+    }
+}