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/modular_computers/NTNet/NTNet.dm

@@ -1,4 +1,4 @@
-var/global/datum/ntnet/ntnet_global = new()
+GLOBAL_DATUM_INIT(ntnet_global, /datum/ntnet, new)
 
 
 // This is the NTNet datum. There can be only one NTNet datum in game at once. Modular computers read data from this.
@@ -26,9 +26,9 @@ var/global/datum/ntnet/ntnet_global = new()
 
 // If new NTNet datum is spawned, it replaces the old one.
 /datum/ntnet/New()
-	if(ntnet_global && (ntnet_global != src))
-		ntnet_global = src // There can be only one.
-	for(var/obj/machinery/ntnet_relay/R in machines)
+	if(GLOB.ntnet_global && (GLOB.ntnet_global != src))
+		GLOB.ntnet_global = src // There can be only one.
+	for(var/obj/machinery/ntnet_relay/R in GLOB.machines)
 		relays.Add(R)
 		R.NTNet = src
 	build_software_lists()