Small updates and bug fixes

New things

• Save & Load System
• Checkpoint system 
  
• Main menu
• Map menu
• Some new 3D assets
• When you shoot you also see the weapon
• Improved targeting system. If the targeting system is on, you can see the enemy's energy.

Bug fixes

• Bullets sometimes fly through enemies (Fixed)
• The jump did not work properly in some cases (Fixed)
• Turning the camera with a mouse or controller was glitchy (Fixed)

Future updates

• More levels
• More enemy types
• Story
• Ability and weapon change system
• Collectable things for levels