cleaned up some tools issues with w_class, depth scanners now reveal the reagent a find responds to (meaning lab analysis can be skipped)

Signed-off-by: Cael_Aislinn <cael_aislinn@yahoo.com.au>

code/modules/research/xenoarchaeology/tools/tools.dm

@@ -8,6 +8,7 @@
 	icon = 'device.dmi'
 	icon_state = "locator"
 	item_state = "locator"
+	w_class = 2
 
 /obj/item/device/gps/attack_self(var/mob/user as mob)
 	var/turf/T = get_turf(src)
@@ -18,5 +19,6 @@
 	desc = "A coiled metallic tape used to check dimensions and lengths."
 	icon = 'icons/obj/xenoarchaeology.dmi'
 	icon_state = "measuring"
+	w_class = 2
 
 //todo: dig site tape

code/modules/research/xenoarchaeology/tools/tools_depthscanner.dm

@@ -22,6 +22,7 @@
 	var/clearance = 0
 	var/record_index = 1
 	var/dissonance_spread = 1
+	var/material = "unknown"
 
 /obj/item/device/depth_scanner/proc/scan_atom(var/mob/user, var/atom/A)
 	user.visible_message("\blue [user] scans [A], the air around them humming gently.")
@@ -34,12 +35,14 @@
 			D.coords = "[M.x].[rand(0,9)]:[M.y].[rand(0,9)]:[10 * M.z].[rand(0,9)]"
 			D.time = worldtime2text()
 			D.record_index = positive_locations.len + 1
+			D.material = M.mineralName
 
 			//find whichever is closer: find or mineral
 			if(M.finds.len)
 				var/datum/find/F = M.finds[1]
 				D.depth = F.excavation_required * 2
 				D.clearance = F.clearance_range * 2
+				D.material = get_responsive_reagent(F.find_type)
 			if(M.excavation_minerals.len)
 				if(M.excavation_minerals[1] < D.depth)
 					D.depth = M.excavation_minerals[1]

code/modules/research/xenoarchaeology/tools/tools_pickaxe.dm

@@ -109,7 +109,7 @@
 	item_state = "syringe_kit"
 	foldable = /obj/item/stack/sheet/cardboard //BubbleWrap
 	storage_slots = 8
-	w_class = 4
+	w_class = 3
 	can_hold = list("/obj/item/weapon/pickaxe/brush",\
 	"/obj/item/weapon/pickaxe/one_pick",\
 	"/obj/item/weapon/pickaxe/two_pick",\
@@ -118,7 +118,7 @@
 	"/obj/item/weapon/pickaxe/five_pick",\
 	"/obj/item/weapon/pickaxe/six_pick",\
 	"/obj/item/weapon/pickaxe/hand")
-	max_combined_w_class = 20
+	max_combined_w_class = 11
 	max_w_class = 4
 	use_to_pickup = 1 // for picking up broken bulbs, not that most people will try