Merge remote-tracking branch 'upstream/dev-freeze' into dev

Conflicts:
	code/game/gamemodes/cult/runes.dm
	code/game/objects/items/weapons/implants/implantcase.dm
	code/game/objects/items/weapons/melee/energy.dm
	code/modules/mob/living/carbon/human/emote.dm
	code/modules/mob/living/carbon/human/human.dm
	code/modules/mob/living/carbon/human/human_attackhand.dm
	code/modules/mob/living/silicon/robot/drone/drone.dm
	code/modules/mob/living/silicon/robot/emote.dm
	code/modules/mob/living/silicon/robot/robot.dm
	code/modules/nano/modules/crew_monitor.dm
	code/modules/organs/organ_internal.dm

code/modules/mob/mob.dm

@@ -2,7 +2,15 @@
 	mob_list -= src
 	dead_mob_list -= src
 	living_mob_list -= src
+	unset_machine()
 	qdel(hud_used)
+	if(client)
+		for(var/obj/screen/movable/spell_master/spell_master in spell_masters)
+			qdel(spell_master)
+		remove_screen_obj_references()
+		for(var/atom/movable/AM in client.screen)
+			qdel(AM)
+		client.screen = list()
 	if(mind && mind.current == src)
 		spellremove(src)
 	for(var/infection in viruses)
@@ -10,6 +18,32 @@
 	ghostize()
 	..()
 
+/mob/proc/remove_screen_obj_references()
+	flash = null
+	blind = null
+	hands = null
+	pullin = null
+	purged = null
+	internals = null
+	oxygen = null
+	i_select = null
+	m_select = null
+	toxin = null
+	fire = null
+	bodytemp = null
+	healths = null
+	throw_icon = null
+	nutrition_icon = null
+	pressure = null
+	damageoverlay = null
+	pain = null
+	item_use_icon = null
+	gun_move_icon = null
+	gun_run_icon = null
+	gun_setting_icon = null
+	spell_masters = null
+	zone_sel = null
+
 /mob/New()
 	mob_list += src
 	if(stat == DEAD)
@@ -617,31 +651,35 @@
 
 /mob/Stat()
 	..()
+	. = (client && client.inactivity < 1200)
 
-	if(client && client.holder)
-		if(statpanel("Status"))
-			statpanel("Status","Location:","([x], [y], [z])")
-			statpanel("Status","CPU:","[world.cpu]")
-			statpanel("Status","Instances:","[world.contents.len]")
-		if(statpanel("Status") && processScheduler && processScheduler.getIsRunning())
-			for(var/datum/controller/process/P in processScheduler.processes)
-				statpanel("Status",P.getStatName(), P.getTickTime())
-		else
-			statpanel("Status","processScheduler is not running.")
+	if(.)
+		if(client.holder)
+			if(statpanel("Status"))
+				statpanel("Status","Location:","([x], [y], [z])")
+				statpanel("Status","CPU:","[world.cpu]")
+				statpanel("Status","Instances:","[world.contents.len]")
+			if(statpanel("Status") && processScheduler && processScheduler.getIsRunning())
+				for(var/datum/controller/process/P in processScheduler.processes)
+					statpanel("Status",P.getStatName(), P.getTickTime())
+			else
+				statpanel("Status","processScheduler is not running.")
 
-	if(listed_turf && client)
-		if(!TurfAdjacent(listed_turf))
-			listed_turf = null
-		else
-			statpanel(listed_turf.name, null, listed_turf)
-			for(var/atom/A in listed_turf)
-				if(!A.mouse_opacity)
-					continue
-				if(A.invisibility > see_invisible)
-					continue
-				if(is_type_in_list(A, shouldnt_see))
-					continue
-				statpanel(listed_turf.name, null, A)
+		if(listed_turf && client)
+			if(!TurfAdjacent(listed_turf))
+				listed_turf = null
+			else
+				statpanel(listed_turf.name, null, listed_turf)
+				for(var/atom/A in listed_turf)
+					if(!A.mouse_opacity)
+						continue
+					if(A.invisibility > see_invisible)
+						continue
+					if(is_type_in_list(A, shouldnt_see))
+						continue
+					statpanel(listed_turf.name, null, A)
+
+	sleep(4) //Prevent updating the stat panel for the next .4 seconds, prevents clientside latency from updates
 
 // facing verbs
 /mob/proc/canface()
@@ -1048,4 +1086,4 @@ mob/proc/yank_out_object()
 /mob/proc/throw_mode_on()
 	src.in_throw_mode = 1
 	if(src.throw_icon)
-		src.throw_icon.icon_state = "act_throw_on"
+		src.throw_icon.icon_state = "act_throw_on"