April sync (#360)

* Maps and things no code/icons

* helpers defines globalvars

* Onclick world.dm orphaned_procs

* subsystems

Round vote and shuttle autocall done here too

* datums

* Game folder

* Admin - chatter modules

* clothing - mining

* modular computers - zambies

* client

* mob level 1

* mob stage 2 + simple_animal

* silicons n brains

* mob stage 3 + Alien/Monkey

* human mobs

* icons updated

* some sounds

* emitter y u no commit

* update tgstation.dme

* compile fixes

* travis fixes

Also removes Fast digest mode, because reasons.

* tweaks for travis Mentors are broke again

Also fixes Sizeray guns

* oxygen loss fix for vore code.

* removes unused code

* some code updates

* bulk fixes

* further fixes

* outside things

* whoops.

* Maint bar ported

* GLOBs.

code/controllers/subsystem/tgui.dm

@@ -1,6 +1,4 @@
-var/datum/controller/subsystem/tgui/SStgui
-
-/datum/controller/subsystem/tgui
+SUBSYSTEM_DEF(tgui)
 	name = "tgui"
 	wait = 9
 	init_order = 16
@@ -12,11 +10,9 @@ var/datum/controller/subsystem/tgui/SStgui
 	var/list/processing_uis = list() // A list of processing UIs, ungrouped.
 	var/basehtml // The HTML base used for all UIs.
 
-/datum/controller/subsystem/tgui/New()
+/datum/controller/subsystem/tgui/PreInit()
 	basehtml = file2text('tgui/tgui.html') // Read the HTML from disk.
 
-	NEW_SS_GLOBAL(SStgui)
-
 /datum/controller/subsystem/tgui/Shutdown()
 	close_all_uis()