Merge pull request #7814 from Crazylemon64/many_fixes

Runtime killer v2

code/modules/mob/living/carbon/brain/posibrain.dm

@@ -25,12 +25,14 @@
 		to_chat(user, "<span class='notice'>You carefully locate the manual activation switch and start the positronic brain's boot process.</span>")
 		icon_state = "posibrain-searching"
 		ghost_volunteers.Cut()
-		src.searching = 1
-		src.request_player()
+		searching = 1
+		request_player()
 		spawn(600)
 			if(ghost_volunteers.len)
-				var/mob/dead/observer/O = pick(ghost_volunteers)
-				if(check_observer(O))
+				var/mob/dead/observer/O
+				while(!istype(O) && ghost_volunteers.len)
+					O = pick_n_take(ghost_volunteers)
+				if(istype(O) && check_observer(O))
 					transfer_personality(O)
 			reset_search()
 	else

code/modules/mob/living/carbon/human/human_movement.dm

@@ -56,13 +56,7 @@
 					else
 						//No oldFP or it's a different kind of blood
 						S.bloody_shoes[S.blood_state] = max(0, S.bloody_shoes[S.blood_state] - BLOOD_LOSS_PER_STEP)
-						var/obj/effect/decal/cleanable/blood/footprints/FP = new /obj/effect/decal/cleanable/blood/footprints(T)
-						FP.blood_state = S.blood_state
-						FP.entered_dirs |= dir
-						FP.bloodiness = S.bloody_shoes[S.blood_state]
-						FP.blood_DNA = S.blood_DNA
-						FP.basecolor = S.blood_color
-						FP.update_icon()
+						createFootprintsFrom(shoes, dir, T)
 						update_inv_shoes()
 			else if(hasfeet)
 				if(bloody_feet && bloody_feet[blood_state])
@@ -71,12 +65,7 @@
 						return
 					else
 						bloody_feet[blood_state] = max(0, bloody_feet[blood_state] - BLOOD_LOSS_PER_STEP)
-						var/obj/effect/decal/cleanable/blood/footprints/FP = new /obj/effect/decal/cleanable/blood/footprints(T)
-						FP.blood_state = blood_state
-						FP.entered_dirs |= dir
-						FP.bloodiness = bloody_feet[blood_state]
-						FP.basecolor = feet_blood_color
-						FP.update_icon()
+						createFootprintsFrom(src, dir, T)
 						update_inv_shoes()
 			//End bloody footprints
 			if(S)