Resolve "Login screen setup (without backend)"

Closes #19 (closed)

frontend/core/src/com/game/tankwars/model/FontGeneratorTTF.java

-package com.game.tankwars.model;
-
-import com.badlogic.gdx.Gdx;
-import com.badlogic.gdx.graphics.g2d.BitmapFont;
-import com.badlogic.gdx.graphics.g2d.freetype.FreeTypeFontGenerator;
-
-public class FontGeneratorTTF {
-
-    /**
-     * Generates a BitmapFont from a .ttf font file with higher scaling than the original
-     * to allow for better font resolution.
-     *
-     * @param internalPath file path to the .ttf file relative to assets folder
-     * @return BitmapFont
-     */
-    public static BitmapFont generate(String internalPath) {
-        FreeTypeFontGenerator generator = new FreeTypeFontGenerator(Gdx.files.internal(internalPath));
-        FreeTypeFontGenerator.FreeTypeFontParameter parameter = new FreeTypeFontGenerator.FreeTypeFontParameter();
-        parameter.size = 32; // Set max font size
-        BitmapFont font = generator.generateFont(parameter);
-        generator.dispose();
-
-        return font;
-    }
-}