CvarInfo: Add new cvar for shared xp

resources/assets/cvarinfo.hxdd

@@ -1,12 +1,19 @@
 
+server noarchive string hxdd_map_select = "";
+
 // Multipickup (Temp until GL Lights are fixed)
 server noarchive latch bool hxdd_multipickup_singlemode = true;
 
 server noarchive latch int hxdd_gamemode = 0;
 
+// Armor Mode
+server noarchive int hxdd_armor_mode = 0;   // 0 = Default
+
 // Progression
 server noarchive int hxdd_progression = 0;   // 0 = Default
 
+server noarchive float hxdd_progression_xp_shared = 0.25; // shared xp amount
+
 server int hxdd_progression_user_level_0 = 800;
 server int hxdd_progression_user_level_1 = 1600;
 server int hxdd_progression_user_level_2 = 3200;
@@ -49,9 +56,6 @@ server int hxdd_armor_user_2 = 20;
 server int hxdd_armor_user_3 = 20;
 server int hxdd_armor_user_4 = 10;
 
-// Armor Mode
-server noarchive int hxdd_armor_mode = 0;   // 0 = Default
-
 // Hexen egg artwork (Gold)
 user bool hxdd_hexen_artiegg = false;