Powercraze 1.5

Major changes:

New powerups:

• Good Powerups
  • Freeze: Freezes the opponent.
• Neutral Powerups
  
  • GhostBall: Disk turns untouchable, ghost-like.
  • InvisiBall: Disk turns invisible

Minor changes:

- BlackHole powerup now has a sound.
- Updated the new models/designs to the players and disks.