Release notes 0.9.3:
-Adjust the shotgun firing offset when moving so it fires more towards the cursor
-Don't allow dynamic zombies to spawn in areas that are not unlocked
-Fix 2 players paying to unlock a single barrier if they do it at the same time
-Fix a few UI rendering issues when resizing from wide to narrow
-For PRECISION PAYDAY only increase the multiplier if the zombie rewards money
-Implement team PLAYER upgrades, like BUILDING upgrades but for guns(damage, penetration)
-Limit chat messages to 150 characters