Multilingual support

• Added languages:
  • English.
  • Portuguese.
  • Spanish
• Reviewed all game text and strings.
• Added translation interface.
• Added language selection to the main menu.
• Cleaned up old localization code.
• Optimized 2D texture rendering module.
• Changed main menu loading bar to appear sooner.
• Minor bug fixes.

v0.0.3.1a

Fixed second match not starting after first match has ended, fixed ev…