v1.22 - Resolution Options + Balancing + Improvements

I've added some requested features, made some improvements and fixed some bugs!

ADDED:

• Resolution options for windowed gaming
  
• Lock cursor to game window option
  
• New level layouts
  

IMPROVED:

• Gun damage and ammo balances - Picked up weapons have now 50% less ammo
  
• Final boss kill ending sequence improved
  

BUG FIXES:

• Pick up gun while fishing and then reel the fish in with your gun has been fixed
  
• Shooting at skull crash fixed