adjust wield scale of hydroturbine, give it proper inv img

mesecons_hydroturbine/init.lua

@@ -7,6 +7,8 @@ minetest.register_node("mesecons_hydroturbine:hydro_turbine_off", {
 	drawtype = "mesh",
 	mesh = "jeija_hydro_turbine.obj",
 	tiles = {"jeija_hydro_turbine_off.png"},
+	inventory_image = "jeija_hydro_turbine_inv.png",
+	wield_scale = {x=0.75, y=0.75, z=0.75},
 	groups = {dig_immediate=2},
     	description="Water Turbine",
 	paramtype = "light",
@@ -23,7 +25,9 @@ minetest.register_node("mesecons_hydroturbine:hydro_turbine_off", {
 minetest.register_node("mesecons_hydroturbine:hydro_turbine_on", {
 	drawtype = "mesh",
 	mesh = "jeija_hydro_turbine.obj",
+	wield_scale = {x=0.75, y=0.75, z=0.75},
 	tiles = {"jeija_hydro_turbine_on.png"},
+	inventory_image = "jeija_hydro_turbine_inv.png",
 	drop = "mesecons_hydroturbine:hydro_turbine_off 1",
 	groups = {dig_immediate=2,not_in_creative_inventory=1},
 	description="Water Turbine",