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/computer_file.dm

@@ -1,5 +1,3 @@
-var/global/file_uid = 0
-
 /datum/computer_file
 	var/filename = "NewFile" 								// Placeholder. No spacebars
 	var/filetype = "XXX" 									// File full names are [filename].[filetype] so like NewFile.XXX in this case
@@ -8,11 +6,11 @@ var/global/file_uid = 0
 	var/unsendable = 0										// Whether the file may be sent to someone via NTNet transfer or other means.
 	var/undeletable = 0										// Whether the file may be deleted. Setting to 1 prevents deletion/renaming/etc.
 	var/uid													// UID of this file
+	var/static/file_uid = 0
 
 /datum/computer_file/New()
 	..()
-	uid = file_uid
-	file_uid++
+	uid = file_uid++
 
 /datum/computer_file/Destroy()
 	if(!holder)
@@ -23,7 +21,7 @@ var/global/file_uid = 0
 	if(holder.holder && holder.holder.active_program == src)
 		holder.holder.kill_program(forced = TRUE)
 	holder = null
-	..()
+	return ..()
 
 // Returns independent copy of this file.
 /datum/computer_file/proc/clone(rename = 0)