Add player overview extra

src/main/java/com/replaymod/extras/playeroverview/PlayerRenderHook.java

@@ -0,0 +1,20 @@
+package com.replaymod.extras.playeroverview;
+
+import net.minecraft.client.renderer.culling.ICamera;
+import net.minecraft.client.renderer.entity.RenderManager;
+import net.minecraft.client.renderer.entity.RenderPlayer;
+import net.minecraft.entity.Entity;
+
+public class PlayerRenderHook extends RenderPlayer {
+    private final PlayerOverview extra;
+
+    public PlayerRenderHook(PlayerOverview extra, RenderManager renderManager, boolean useSmallArms) {
+        super(renderManager, useSmallArms);
+        this.extra = extra;
+    }
+
+    @Override
+    public boolean shouldRender(Entity entity, ICamera camera, double camX, double camY, double camZ) {
+        return !extra.isHidden(entity.getUniqueID()) && super.shouldRender(entity, camera, camX, camY, camZ);
+    }
+}