added changelog handler class

src/main/java/de/steev/bm/utils/Changelog.java

@@ -0,0 +1,37 @@
+package de.steev.bm.utils;
+
+import de.steev.bm.Manager.GameManager;
+import org.bukkit.entity.Player;
+
+public class Changelog {
+    private GameManager plugin;
+
+    public Changelog(GameManager plugin) {
+        this.plugin = plugin;
+    }
+
+    /**
+     * handles getting changelog and sending it to the player
+     * @param player the receiving player
+     */
+    public void SendChangelog(Player player) {
+        player.sendMessage(createChangelog());
+    }
+
+    /**
+     * handles checking the playerdata if a player already saw the changelog
+     * @param player the player to lookup
+     * @return boolean which tells whether or not a player has seen the changelog
+     */
+    private boolean hasPlayerSeenChangelog(Player player) {
+        return false;
+    }
+
+    /***
+     * reads the set changlog file
+     * @return the resulting changelog as string
+     */
+    private String createChangelog() {
+        return "";
+    }
+}