Replace custom update system with forge update checker

src/main/java/com/replaymod/extras/ReplayModExtras.java

@@ -29,8 +29,7 @@ public class ReplayModExtras {
             FullBrightness.class,
             HotkeyButtons.class,
             LocalizationExtra.class,
-            OpenEyeExtra.class,
-            VersionChecker.class
+            OpenEyeExtra.class
     );
 
     private Logger logger;

src/main/java/com/replaymod/extras/VersionChecker.java

@@ -1,66 +0,0 @@
-package com.replaymod.extras;
-
-import com.replaymod.core.ReplayMod;
-import com.replaymod.online.ReplayModOnline;
-import net.minecraft.client.gui.Gui;
-import net.minecraft.client.gui.GuiMainMenu;
-import net.minecraft.client.resources.I18n;
-import net.minecraftforge.client.event.GuiScreenEvent;
-import net.minecraftforge.common.MinecraftForge;
-import net.minecraftforge.fml.common.Mod;
-import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
-
-import java.awt.*;
-import java.util.List;
-
-
-public class VersionChecker implements Extra {
-    @Mod.Instance(ReplayModOnline.MOD_ID)
-    private static ReplayModOnline module;
-
-    @Override
-    public void register(ReplayMod mod) throws Exception {
-        final String currentVersion = mod.getVersion();
-        new Thread(new Runnable() {
-            @Override
-            public void run() {
-                try {
-                    boolean upToDate = module.getApiClient().isVersionUpToDate(currentVersion);
-                    if (!upToDate) {
-                        MinecraftForge.EVENT_BUS.register(VersionChecker.this);
-                    }
-                } catch(Exception e) {
-                    e.printStackTrace();
-                }
-            }
-        }, "ReplayMod-VersionChecker").start();
-    }
-
-    @SubscribeEvent
-    public void onDrawScreen(GuiScreenEvent.DrawScreenEvent.Post event) {
-        if (!(event.gui instanceof GuiMainMenu)) {
-            return;
-        }
-
-        int width = Math.max(100, event.gui.width / 2 - 100 - 10);
-
-        @SuppressWarnings("unchecked") List<String> lines =
-                event.gui.mc.fontRendererObj.listFormattedStringToWidth(I18n.format("replaymod.gui.outdated"), width);
-
-        int maxLineWidth = 0;
-        for(String line : lines) {
-            int lineWidth = event.gui.mc.fontRendererObj.getStringWidth(line);
-            if(lineWidth > maxLineWidth) {
-                maxLineWidth = lineWidth;
-            }
-        }
-
-        Gui.drawRect(2, 77, 5 + maxLineWidth + 3, 80 + (lines.size() * 10), 0x80FF0000);
-
-        int i = 0;
-        for(String line : lines) {
-            event.gui.mc.fontRendererObj.drawStringWithShadow(line, 5, 80 + (i * 10), Color.WHITE.getRGB());
-            i++;
-        }
-    }
-}