Makes the cavern dweller more interesting. (#3029)

Adds an unique type of meat to the cavern dweller, with hyperzine, giving people a reason to hunt them down like carp. Also, replaces the old sculping block sprite with one that shares the same color of our mineral walls.

code/modules/mob/living/simple_animal/hostile/retaliate/cavern.dm

@@ -13,6 +13,9 @@
 	response_harm = "hits"
 	a_intent = I_HURT
 	stop_automated_movement_when_pulled = 0
+	meat_type = /obj/item/weapon/reagent_containers/food/snacks/dwellermeat
+	mob_size = 12
+
 	health = 60
 	maxHealth = 60
 	melee_damage_lower = 10
@@ -24,6 +27,10 @@
 	projectilesound = 'sound/magic/lightningbolt.ogg'
 	destroy_surroundings = 1
 
+	emote_see = list("stares","hovers ominously","blinks")
+	see_in_dark = 8
+	see_invisible = SEE_INVISIBLE_NOLIGHTING
+
 	min_oxy = 0
 	max_oxy = 0
 	min_tox = 0

code/modules/reagents/reagent_containers/food/snacks.dm

@@ -813,7 +813,7 @@
 	desc = "We all love tofu."
 	filling_color = "#FFFEE0"
 	center_of_mass = list("x"=17, "y"=10)
-	
+
 /obj/item/weapon/reagent_containers/food/snacks/tofu/New()
 	..()
 	reagents.add_reagent("tofu", 3)
@@ -860,6 +860,20 @@
 	reagents.add_reagent("carpotoxin", 3)
 	src.bitesize = 6
 
+/obj/item/weapon/reagent_containers/food/snacks/dwellermeat
+	name = "worm fillet"
+	desc = "A fillet of electrifying cavern meat"
+	icon_state = "fishfillet"
+	filling_color = "#FFDEFE"
+	center_of_mass = list("x"=17, "y"=13)
+
+/obj/item/weapon/reagent_containers/food/snacks/dwellermeat/New()
+	..()
+	reagents.add_reagent("seafood", 6)
+	reagents.add_reagent("hyperzine", 15)
+	reagents.add_reagent("pacid",6)
+	src.bitesize = 6
+
 /obj/item/weapon/reagent_containers/food/snacks/fishfingers
 	name = "fish Fingers"
 	desc = "A finger of fish."