Removed the MASKINTERNALS from /obj/item/clothing/mask flags. There is no reason for -every- mask to act as internals.

Added an issilicon() check to the PDA's remove id/pen verbs so that the AI can no longer be rendered helpless if they happen to click the 'Remove Pen' verb. Fixes issue 1124.

git-svn-id: http://tgstation13.googlecode.com/svn/trunk@5186 316c924e-a436-60f5-8080-3fe189b3f50e

code/game/objects/items/devices/PDA/PDA.dm

@@ -782,6 +782,9 @@ var/global/list/obj/item/device/pda/PDAs = list()
 	set name = "Remove id"
 	set src in usr
 
+	if(issilicon(usr))
+		return
+
 	if ( !(usr.stat || usr.restrained()) )
 		if(id)
 			remove_id()
@@ -796,6 +799,9 @@ var/global/list/obj/item/device/pda/PDAs = list()
 	set name = "Remove pen"
 	set src in usr
 
+	if(issilicon(usr))
+		return
+
 	if ( !(usr.stat || usr.restrained()) )
 		var/obj/item/weapon/pen/O = locate() in src
 		if(O)