Adds Uno playing cards

Ports sprites from eris into playing_cards.dmi.

Adjusts vorestation.dme to include uno_vr.dm

Adds uno_vr.dm to create uno playing card hand and deck.

code/modules/games/uno_vr.dm

@@ -0,0 +1,47 @@
+//Sprites ported from Eris
+
+/obj/item/weapon/deck/uno
+	name = "deck of Uno playing cards"
+	desc = "A simple deck of uno playing cards."
+	icon_state = "deck3"
+
+
+
+
+/obj/item/weapon/deck/uno/New()
+	..()
+	var/datum/playingcard/P
+	//Universal cards
+	for(var/i=0; i<=3; i++)
+		P = new()
+		P.name = "\improper Wild +4"
+		P.card_icon = "+4"
+		P.back_icon = "deck1"
+		cards += P
+	for(var/i=0; i<=3; i++)
+		P = new()
+		P.name = "\improper Wildcard"
+		P.card_icon = "colorswap"
+		P.back_icon = "deck1"
+		cards += P
+	//Colour cards
+	for(var/colour in list("red", "yellow", "blue", "green"))
+		//Specials
+		for(var/special in list("reverse","+2","skip"))
+			//2 of each
+			for(var/i=0; i<=1; i++)
+				P = new()
+				P.name = "\improper [colour] [special]"
+				P.card_icon = "[colour]_[special]"
+				P.back_icon = "deck1"
+				cards += P
+		//Number cards
+		for(var/number in list("0","1","2","3","4","5","6","7","8","9"))
+			//2 of each for 0-9, using 2 of "0" per Crow's request
+			for(var/i=0; i<=1; i++)
+				P = new()
+				P.name = "\improper [colour] [number]"
+				P.card_icon = "[colour]_[number]"
+				P.back_icon = "deck1"
+				cards += P
+