Fixes and Features

Fixes:

• Fix number of missiles avoided being under reported
• Fix a bug where you could move your craft forward
• Made it slightly less laggy when entering the target area
• The target now correctly assesses its height so is now harder to hit

Features:

• Audio queue for when entering the target area "take the shot"
• Missile colour now designates their explosion altitude red is low Green is medium and Blue is height
• Missiles made fatter to see color easier
• Increased crafts rate of climb

Enjoy!