Update 0.6.5

Added:

• Much better graphics
• Effects when out of "bounds"
• Bullet trail
• Better explosions
• Shop System
  • Access with esc, tab, or E
  • 4 purchasable upgrades
  • Fade in/out animation
• Movement Boost powerup
• New dark background

Known "Bugs":

• Flashing powerup cooldown text
• Movement Boost powerup doesn't have a texture yet
• The money system is unbalanced