Changed Randomat fake items to not be random'd away if shop randomization is enabled for that role

- Added increasing respawn delay each time the Barrel Mimic is killed
- Added killer and victim to Barrel Mimic's round summary label

Fixed jesters being able to damage the ankh

- Fixed killed notifications not working for Wheel Boy unless ttt_wheelboy_swap_on_kill was enabled
- Fixed wheel effects not ending when Wheel Boy is killed unless ttt_wheelboy_swap_on_kill was enabled

- Fixed Wheel Boy's spin effect multiplier not resetting each round
- Fixed Wheel Boy still winning if their role is changed before the round ends

Added Attacker and upcoming Inflictor property to Bullet structure for compatibility

- Fixed player who is killed while stealing an ankh having the progress bar stuck on their screen
- Fixed player who is killed after placing an ankh and then was revived by something else still having the ankh used after the timer, even though they were alive already

Fixed wheel not hiding when wheel boy disconnects

Fixed Wheel Boy pointer outline

Changed Barrel Mimic to use an explosive barrel model used on the current map if there is one