Earlyports a couple ghost fixes

Fixes ghost hover anim not looping and also makes them preserve the offsets from original body instead of resetting to 0 every time they move.

code/modules/mob/dead/observer/observer.dm

@@ -123,7 +123,8 @@
 		if(ishuman(body))
 			var/mob/living/carbon/human/H = body
 			add_overlay(H.overlays_standing)
-			
+		default_pixel_x = body.default_pixel_x
+		default_pixel_y = body.default_pixel_y
 	if(!T)
 		T = pick(latejoin)			//Safety in case we cannot find the body's position
 	if(T)
@@ -136,6 +137,7 @@
 		name = capitalize(pick(first_names_male)) + " " + capitalize(pick(last_names))
 	real_name = name
 	animate(src, pixel_y = 2, time = 10, loop = -1)
+	animate(pixel_y = default_pixel_y, time = 10, loop = -1)
 	observer_mob_list += src
 	..()
 
@@ -505,10 +507,11 @@ This is the proc mobs get to turn into a ghost. Forked from ghostize due to comp
 /mob/observer/dead/stop_orbit()
 	. = ..()
 	//restart our floating animation after orbit is done.
-	pixel_y = 0
-	pixel_x = 0
+	pixel_y = default_pixel_y
+	pixel_x = default_pixel_x
 	transform = null
 	animate(src, pixel_y = 2, time = 10, loop = -1)
+	animate(pixel_y = default_pixel_y, time = 10, loop = -1)
 
 /mob/observer/dead/proc/stop_following()
 	following = null