Added version to f3 screen and fixed some stuff in readme

src/main/java/com/seibel/lod/core/render/F3Screen.java

@@ -0,0 +1,14 @@
+package com.seibel.lod.core.render;
+
+import com.seibel.lod.core.ModInfo;
+
+import java.util.Arrays;
+import java.util.List;
+
+public class F3Screen {
+    public static List<String> f3List = Arrays.asList(
+            "",
+            ModInfo.READABLE_NAME + " version: " + ModInfo.VERSION
+    );
+    public static boolean renderCustomF3 = false;
+}