You can now pickup heavy or medium items regardless if you have that item already. You'll simply drop what you have.
Changed how items are picked up (Hopefully smoother now)
Fixed Cannon Cooldowns and Shot Placement
Added Shotguns - Press Num 0 while having units selected (Temporary for testing - 15 second cooldown)
Fixed Respawn Timer
Bullets now have gravity after a certain air time
Shotguns and Pickup Changes
Source: Steam Community (opens in a new tab)