Early Assets, Lateloaded Assets, and Debugging Tools (#4696)

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## About The Pull Request
Various asset systems I want in before more TGUI work. and also
byond-tracy support... and also light update debugging...
## Changelog
🆑
tweak: Chem Master UI has been reworked slightly.

code/modules/mob/_modifiers/traits_phobias.dm

@@ -496,7 +496,7 @@
 
 		if(istype(thing, /obj/machinery/iv_drip))
 			var/obj/machinery/iv_drip/I = thing
-			if(I.beaker)
+			if(I.reagent_container)
 				fear_amount += 8
 			else
 				fear_amount += 6
@@ -670,4 +670,3 @@
 		"WetSkrell was a mistake."
 		)
 	return pick(generic_responses)
-