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/title.dm

@@ -0,0 +1,61 @@
+SUBSYSTEM_DEF(title)
+	name = "Title Screen"
+	flags = SS_NO_FIRE|SS_NO_INIT
+
+	var/file_path
+	var/icon/icon
+	var/icon/previous_icon
+	var/turf/closed/indestructible/splashscreen/splash_turf
+
+/datum/controller/subsystem/title/PreInit()
+	if(file_path && icon)
+		return
+
+	if(fexists("data/previous_title.dat"))
+		var/previous_path = file2text("data/previous_title.dat")
+		if(istext(previous_path))
+			previous_icon = new(previous_icon)
+	fdel("data/previous_title.dat")
+
+	var/list/provisional_title_screens = flist("config/title_screens/images/")
+	var/list/title_screens = list()
+	var/use_rare_screens = prob(1)
+
+	for(var/S in provisional_title_screens)
+		var/list/L = splittext(S,"+")
+		if((L.len == 1 && L[1] != "blank.png")|| (L.len > 1 && ((use_rare_screens && lowertext(L[1]) == "rare") || (lowertext(L[1]) == lowertext(SSmapping.config.map_name)))))
+			title_screens += S
+
+	if(!isemptylist(title_screens))
+		if(length(title_screens) > 1)
+			for(var/S in title_screens)
+				var/list/L = splittext(S,".")
+				if(L.len != 2 || L[1] != "default")
+					continue
+				title_screens -= S
+				break
+
+		file_path = "config/title_screens/images/[pick(title_screens)]"
+		icon = new(file_path)
+
+		if(splash_turf)
+			splash_turf.icon = icon
+
+/datum/controller/subsystem/title/vv_edit_var(var_name, var_value)
+	. = ..()
+	if(.)
+		switch(var_name)
+			if("icon")
+				if(splash_turf)
+					splash_turf.icon = icon
+
+/datum/controller/subsystem/title/Shutdown()
+	if(file_path)
+		var/F = file("data/previous_title.dat")
+		F << file_path
+
+/datum/controller/subsystem/title/Recover()
+	icon = SStitle.icon
+	splash_turf = SStitle.splash_turf
+	file_path = SStitle.file_path
+	previous_icon = SStitle.previous_icon