If you want to read the full changelog of this update, here's the pastebin:
https://pastebin.com/28vea6Ms

- Added some closed captions.

- Replaced "bad-ass" with "badass".

- "Incoming attack" closed captions are now green and in bold to make them different from miscellaneous closed captions.

- Replaced "flaregun" with "flare gun".

- [Pipebomb bounces] -> [Pipe bomb bounces]

- [Pipebomb ticking] -> [Pipe bomb ticking]

- [Spraycan hiss] -> [Spray can hiss]

- [Relax sigh] -> [Relaxed sigh] (All survivors)

- Oof! -> [Pain] (All L4D1 survivors)


--- COACH ---


- Come on! It's all you. (Coach_GoingToDieR02)

- I hope this makes you feel better, but I ain't sure what I'm doin'. (Coach_HealOtherC103)

- NOOOO! (Coach_IncapacitatedInjury03)

- We should be in and outta here. Get the gas, get back to shore, signal Virgil with the flare gun in the gun bag. Then we should just, uh... um... aw, Hell. Tell me SOMEONE brought the GUN BAG. (Coach_WorldC4M1B07)

- <I>Everybody, keep your shit tight. (Coach_WarnCareful03)

- All right, \"Hunter.\" (Coach_WarnHunterC1P01)

- GOD! (Coach_DeathScream09)

- Shoot me again, and you gon' be meetin' your Maker right soon. (Coach_FriendlyFire08)

- Thanks, Nick. You're all right. (Coach_ThanksGambler01)


--- NICK ---


- Ellis. (Gambler_NameEllis02)

- Ellis. (Gambler_NameEllis08)

- COACH! Don't shoot me! (Gambler_FriendlyFireC1Coach01)

- <I>God damn, you are messed up. (Gambler_WorldMisc10)

- Let Dr. Nick fix ya up. (Gambler_HealOther02)

- <I>Keep a look-out. I hear a Boomer. (Gambler_HeardBoomer01)

- Yeah, sure. \"All for one, one for all.\" (Gambler_WorldC1M1B118)

- Anyone in the die-here camp? (Gambler_WorldC2M102)

- Looks like everyone's heading to the stadium. (Gambler_WorldC2M230)

- Somebody wanna lend me a hand here?! (Gambler_Help03)

- HOLY SHIT! BIG-FREAKING ZOMBIE! (Gambler_WarnTankC102)

- HOLY SHIT! BIG-FREAKING ZOMBIE! (Gambler_WarnTankC104)


--- ELLIS ---


- \"Kill all sons of bitches.\" That's my official instructions. (Mechanic_WorldSigns11)

- Hey, we can take this elevator back up. (Mechanic_MiscDirectional49)

- One time, the Army bombed my buddy Keith. He went camping and didn't bother to read the signs, and I guess they were just testing bombs that day. All sorts of stuff too, not just regular bombs. Like biological nerve gas bombs, shrapnel bombs, these bombs that break up into the air to like a hundred smaller bombs... (Mechanic_EllisStoriesS01)

- Motherf-! TONGUE?! (Mechanic_GrabbedBySmokerC106)

- <I>Hey, I think I hear one of them little things. (Mechanic_HeardJockeyC101)

- IT'S A HUMPER! (Mechanic_WarnJockeyC101)

- IT'S THAT NASTY-TONGUE THING! (Mechanic_WarnSmokerC101)

- HEY, THAT BIG-NECK THING! (Mechanic_WarnSpitterC105)

- Hey, can somebody watch my back? I'm gonna heal. (Mechanic_CoverMe01)

- Is that what this is? Smelled like a raccoon died an abandoned frigerator. (Mechanic_NickOcd06)

- \"Hunter\" it is then! (Mechanic_WarnHunterC1P02)

- Yeah, \"Hunter\" fits him. (Mechanic_WarnHunterC1P03)

- Oh, SHIT, man! I ain't ever seen anybody die before. (Mechanic_WorldC1M1B100)

- <I>Oh, shit, man. I ain't ever seen anybody die before. (Mechanic_WorldC1M1B102)

- Well, somebody's gon' make them some zombie grits! (Mechanic_TakeFryingPan03)

- Man, I ain't ever seen anybody die before. Pets, yeah, but that ain't the same. (Mechanic_WorldC1M1B147)

- Listen up, everybody: Be on the look-out for blood farmers. I'm serious. (Mechanic_WorldC3M142)

- \"Swimming with gators\"? Why no, thank you. (Mechanic_WorldC3M1B07)

- I wish we could get a five-dollar beer right now. (Mechanic_World313)

- Hey, guys, can I have a second... alone with the car? I just, uh... I got some things that need saying. (Mechanic_WorldC2M1B03)

- We're, uh... We're at a plantation house. (Mechanic_WorldC3M421)

- Come on, close the door. (Mechanic_CloseTheDoor02)

- YEEEEEEE-E-E-E-EEEEAAH! (Mechanic_BattleCry01)


--- ROCHELLE ---


- HEEEEEELP! (Producer_IncapacitatedInjury03)

- ONE OF THOSE SMOKING GUYS! (Producer_WarnSmokerC103)

- ONE OF THOSE SMOKING GUYS! (Producer_WarnSmokerC104)

- Ugh. There's nobody here. (Producer_WorldC1M3B27)

- No-no-no-no-no-no-no-no-no-no, no, NO. (Producer_No09)

- In case anyone is wondering... I'm about to die. (Producer_GoingToDie302)

- Stay together, everyone. (Producer_StayTogether03)

- We're here, Crescent City. I'll tell you now, I'm not showing ANYONE my tits. (Producer_World04)


--- BILL ---


- Whose side are you on, kid?! (namvet_friendlyfire17)

- Beaucoup crazies inbound! (namvet_incoming04)

- Damn it, Zoey! We trusted CEDA! We trusted the Military! And they left us to DIE. You think they'll ever let us back in? We're on our own, kid. It's high time you started actin' like it. (NamVet_C6DLC3FIRSTSAFEROOM06)

- <I>That all you brought? (NamVet_C6DLC3MOVIELINE19)

- You call this a zombie apocalypse? Don't hold a candle to the great zombie attack of '57. [Laugh] Nah, I'm horseshittin' ya. (namvet_generic49)

- There's a Hunter spookin' around out there. (namvet_heardhunter03)

- ANYBODY OUT THERE?! (namvet_callforrescue01)

- A black-powder bomb. (namvet_takepipebomb01)


--- FRANCIS ---


- <I>Don't see what's wrong with vests... (Biker_DLC2Intro27)

- Okay. Explain to me again why we didn't take any one of the perfectly good boats we passed. (Biker_C6DLC3FIRSTSAFEROOM08)

- Anyone out there?! Got myself stuck in here! (biker_callforrescue02)

- Hey! Can anyone hear me?! I got my ass STUCK in here! (biker_callforrescue09)

- Guys, everyone, I wanna say something... I hate helicopters. (Biker_DLC2Intro19)

- [Groan] Hey! Someone wanna patch me up? (biker_goingtodieaskforheal04)

- That old man wouldn't leave one of us out there! (biker_insidesaferoom06)

- Everyone stop. (biker_waithere06)

- [Evil laugh] (biker_taunt05)

- [Evil laugh] (biker_taunt06)

- [Evil laugh] (biker_taunt07)

- LOUIS! (biker_namelouis02)

- Would you lock that, sucker? (biker_closethedoor11)

- Whoa. Must've hit my head in the crash. I'm okay now. I hate helicopters. (Biker_DLC2Intro21)


--- ZOEY ---


- Holy crap! (teengirl_violenceawe03)

- Oh, no! Not short-term parking! (teengirl_worldairport0314)

- Weapons here! (teengirl_spotweapons02)

- \"Funny, sexy, brunette, zombie-killer, wanted to lead three helpless men to safety.\" Huh. (Teengirl_DLC2BulletinBoard01)


--- LOUIS ---


- C'mon! Everybody inside, INSIDE! (manager_staytogetherinside01)

- So, I'm thinkin': Either we're immune from all this, or we gettin' reeeal lucky. (Manager_DLC2Misc02)

- I don't wanna die. I know nobody wants to die, but... I'm like, fifty times that. (manager_goingtodielight16)

- I never saw nobody take that much abuse and live. Oughta start calling you Jason. (manager_revivefriend18)

- I never saw nobody take that much abuse and live. Oughta start calling you Hercules. (manager_revivefriend19)

- Where'd everybody get to?! (manager_lostcall05)

- [Evil laugh] (manager_taunt07)

- [Evil laugh] (manager_taunt08)

- [Evil laugh] (manager_taunt09)

- [Evil laugh] YEAH! (manager_taunt10)

- Let's find that radio! (manager_worldhospital0503)


--- WHITAKER ---


- <I>I've barricaded myself on the roof, with the provisions and guns enough to kill EVERY ZOMBIE in the city five times over, and eat well while I'm doing it! (Whitaker_WayBlockedLongerC01)

- <I>I also guess you're gonna have a hell of a time doing it, seeing as how those government fools blockaded the road getting there. (Whitaker_WayBlockedLongerB02)


--- PAPA GATOR ---


- <I>Rescue 7, are you, uh... seeing \"Whisky Delta\" or friendly? Over. (Soldier1_CHATTER06)


--- VIRGIL ---


- <I>Nah! Virgil don't get off the boat. Y'all are gonna have to get the gas and come back here. (Virgil_C4Start19)