Vivification fixes plus smaller stuff. (#4937)

* Vivification fixes

Fixes players not gaining NSA apon gaining Vivification finally FINALLY blanacing the pain that was chem nerfing

* Update jobs.dm

* Update backgrounds.dm

fixes the desc on nihilist saying its 10% positive breakdown and 30% neg breakdown. In reality its 30 and 20

code/controllers/subsystems/jobs.dm

@@ -424,6 +424,7 @@ SUBSYSTEM_DEF(job)
 		H.stats.changeStat(STAT_VIV, H.client.prefs.VIVMOD)
 		H.stats.changeStat(STAT_ANA, H.client.prefs.ANAMOD)
 		H.give_health_via_stats()
+		H.metabolism_effects.calculate_nsa() //update NSA incase we have any viv round start
 		// This could be cleaner and better, however it should apply your stats once on spawn properly if here. If anyone wants to do this in a cleaner manner be my guest.
 
 		BITSET(H.hud_updateflag, ID_HUD)
@@ -750,4 +751,4 @@ SUBSYSTEM_DEF(job)
 	//We cache it here rather than on the 'get' so that only changes that are saved get recorded.
 	//The cache is also a copy of the original, so that people don't get the smart idea to hold the datum and update it elsewhere.
 	if(playtime_cache[ckey] == null) playtime_cache[ckey] = list() // This should never be true, but I don't trust you lot to make sure you read before writing.
-	playtime_cache[ckey][job_key] = new /datum/playtime(datum)
+	playtime_cache[ckey][job_key] = new /datum/playtime(datum)

code/datums/perks/backgrounds.dm

@@ -112,7 +112,7 @@ This is NOT for racial-specific perks, but rather specifically for general backg
 /datum/perk/nihilist
 	name = "Nihilist"
 	desc = 	"You simply ran out of fucks to give at some point in your life. \
-			This increases chance of positive breakdowns by 10% and negative breakdowns by 20%. Seeing someone die has a random effect on you: \
+			This increases chance of positive breakdowns by 30% and negative breakdowns by 20%. Seeing someone die has a random effect on you: \
 			sometimes you won’t take any sanity loss and you can even gain back sanity, or get a boost to your cognition."
 	icon_state = "eye" //https://game-icons.net/1x1/lorc/tear-tracks.html
 

code/modules/sanity/sanity_mob.dm

@@ -404,6 +404,7 @@ GLOBAL_VAR_INIT(GLOBAL_INSIGHT_MOD, 1)
 					owner.stats.changeStat_withcap(stat, stat_change[stat])
 
 	owner.pick_individual_objective()
+	owner.metabolism_effects.calculate_nsa() //Updates NSA limit incase we gain any viv on level up
 
 /datum/sanity/proc/onDamage(amount)
 	changeLevel(-SANITY_DAMAGE_HURT(amount, owner.stats.getStat(STAT_VIG)))