TG sync Sunday (#201)

* stage one

* datums and shit

* game stuff

* modules

* tgstation.dme

* tools

* these things for icons

* compiling fixes

* merge spree on TG

* other updates

* updated maps with deepfryers

* My helpers were not helping

code/controllers/subsystem/processing/processing.dm

@@ -32,3 +32,9 @@ var/datum/subsystem/processing/SSprocessing
 			processing -= thing
 		if (MC_TICK_CHECK)
 			return
+
+/datum/var/isprocessing = 0
+/datum/proc/process()
+	set waitfor = 0
+	STOP_PROCESSING(SSobj, src)
+	return 0