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/modules/html_interface/html_interface.dm

@@ -80,7 +80,7 @@ You have to use modules/client/asset_cache to ensure they get sent BEFORE the in
 
 */
 
-/var/list/html_interfaces = new/list()
+GLOBAL_LIST_EMPTY(html_interfaces)
 
 /datum/html_interface
 	// The atom we should report to.
@@ -112,7 +112,7 @@ You have to use modules/client/asset_cache to ensure they get sent BEFORE the in
 	var/static/list/asset_list
 
 /datum/html_interface/New(atom/ref, title, width = 700, height = 480, head = "")
-	html_interfaces.Add(src)
+	GLOB.html_interfaces.Add(src)
 
 	. = ..()
 
@@ -125,7 +125,7 @@ You have to use modules/client/asset_cache to ensure they get sent BEFORE the in
 /datum/html_interface/Destroy()
 	src.closeAll()
 
-	html_interfaces.Remove(src)
+	GLOB.html_interfaces.Remove(src)
 
 	return ..()