Field of Vision component. (#12075)

* Hopeless WIP for vision cones.

* Core component and hooks done

* Removing clutter.

* linter bashing me for using statements as args.

* Ok.

* continue

* bring back the macro

* Configs and openspace filter.

* Chat plane, reset perspective signal, mechs/vehicles cases, machineries.

* view, viewers and spoopy ghosts.

* Renamed component, admin fun button and snowflakes robots.

* Whoopsie.

* Yikes

* test merge tweak.

* radial yaketi sax.

* Fixed tgui UIs, some messages not displayed to the target.

* Documentation and a little bugfix.

* Pulling QoL, seventh plane made in this PR.

* Fix.

* Tweaks and improvements.

* Update randomverbs.dm

code/game/objects/structures/crates_lockers/closets/cardboardbox.dm

@@ -24,6 +24,7 @@
 	move_delay = TRUE
 	var/oldloc = loc
 	step(src, direction)
+	user.setDir(direction)
 	if(oldloc != loc)
 		addtimer(CALLBACK(src, .proc/ResetMoveDelay), (use_mob_movespeed ? user.movement_delay() : CONFIG_GET(number/movedelay/walk_delay)) * move_speed_multiplier)
 	else
@@ -42,7 +43,7 @@
 			Snake = L
 			break
 		if(Snake)
-			alerted = viewers(7,src)
+			alerted = get_actual_viewers(world.view,src)
 	..()
 	if(LAZYLEN(alerted))
 		egged = world.time + SNAKE_SPAM_TICKS