* Add remaining Ferocious/Monstrous cards
* Optimize code
* Other fixes

* Rework infected claw dmg
* Ferocious and Monstrous SI cards now increase infected claw DMG by 1.3x and 1.6x
* Set acid to do static amount of DMG
* Other small changes

Fix shoves setting off explosive props
Defibs now only give 30 HP
Revives should properly cap temp health to max health
Multitool use speed increased to 50%, added -5% DEF
Helping hand reduced to 50%
Added Screwdriver
Added Smelling Salts
Added Revive Speed to Medical Expert
Added Melee Speed to Gambler
Players now give up by holding CROUCH when incapacitated
Give up now has a progress bar

* Fix melee friendly fire dmg
* Fix bug with card shuffling
* Fixed ping icon rendering incorrectly
* Fixed ping being disabled incorrectly on some environmental cards
* Increased amount of temp HP gained from kills on Biohazard from 0.75 to 1.5
* Decreased temp HP decay rate on Biohazard by 50%
* Tweaked Frigid Outskirts visuals
* Breakout will now give 1 escape attempt for every time you pick the card

Fog now resets to default map color when no fog card is played

* Fix speedrun timer bug
* World ping is now a location marker sprite
* Added Breakout card - Hold [MOUSE2] to escape grabs once per map

* Difficulty scaling variables with decimals were broken when using ((difficulty + 1) / 2) format. Eg. Stinger projectile dmg was 0 on easy (0.5x), 5 on normal (1x), 5 on advanced (1.5x), and 10 on expert (2x).
* Setup health scaling for ferocious/monstrous cards
* Removed some unnecessary difficulty checks
* Removed Gamemode Options as it is redundant now
* Simplified the way scaling is done (?)
* Limit Biohazard & Frigid Outskirts to higher diff.

* Fixed environment timers (forgot to merge some lines)
* Fixed issue with CleanKill common kills

Add Experienced EMT card
Add Marked for Death card
Add Well Fed
Medkits/defibs only restore 1 life, added Medical Professional
Add support for multiple tanks on the HUD
Fixed Biohazard and Frigid Outskirts timers starting while survivors are in the saferoom
Changed Headhunter to Clean Kill
Changed Clean Kill dmg per headshot from 5% to 2.5%

Add Headhunter player card - Headshot kills increase DMG by 5%, Resets when DMG taken
Add Crow explosion effects
Other fixes