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/file_system/programs/powermonitor.dm

@@ -6,7 +6,7 @@
 	program_icon_state = "power_monitor"
 	extended_desc = "This program connects to sensors around the station to provide information about electrical systems"
 	ui_header = "power_norm.gif"
-	transfer_access = access_engine
+	transfer_access = GLOB.access_engine
 	usage_flags = PROGRAM_CONSOLE
 	requires_ntnet = 0
 	network_destination = "power monitoring system"
@@ -53,7 +53,7 @@
 			demand.Cut(1, 2)
 
 /datum/computer_file/program/power_monitor/ui_interact(mob/user, ui_key = "main", datum/tgui/ui = null, force_open = 0, \
-											datum/tgui/master_ui = null, datum/ui_state/state = default_state)
+											datum/tgui/master_ui = null, datum/ui_state/state = GLOB.default_state)
 	ui = SStgui.try_update_ui(user, src, ui_key, ui, force_open)
 	if(!ui)
 
@@ -81,7 +81,7 @@
 			if(istype(A))
 				data["areas"] += list(list(
 					"name" = A.area.name,
-					"charge" = A.cell.percent(),
+					"charge" = A.cell ? A.cell.percent() : 0,
 					"load" = A.lastused_total,
 					"charging" = A.charging,
 					"eqp" = A.equipment,