Started work on ammo display
Constrain weapons based on ammo
Added ammo logic
Added power-up images
Improved power-up visuals
Added ammo UI
Added basic health display
Added shield bar image
Added repair power-up
Added shield power-up
Fixed sheild power-up
Added shield effect
Added super shield logic and fixed normal shields
Added super shields effect
Super shield bar
Added ammo collection UI effect
Fixed ray gun shot position
Updated TODO
Updated TODO list
Added collision explosions