Use overlays for Eviscerator casing eject, add random offsets like with Explodium Gun.
Fix Candy Gun not being consistent with new animation changes of Explodium Gun.
Fix Explodium Gun not showing the loaded bullet when checking the chamber.
Give random offsets to Silver Bullet ejection overlays.
Some small texture wrangling.
Add projectile models for Silver Bullet (this will be used in the future).
Remove InterHubAmount from MagAmmo classes (not needed as this property is only used by items with the INVBAR flag).
Reduce BackpackMaxAmount of Ynykron Ammo to 3.
Adjust how Chanceboxes randomize their "dud" probability.
Tweak some of the Chancebox drops.
Set DROPPED flag to false for all Chancebox drops, so they don't get crushed.
Add 25% Crush damage factor to Demolitionist (in a future update, will try to make it so crushers have a chance to break while touching the player).
