Use appropriate item power exchange direction

machines/canning_machine.lua

@@ -37,7 +37,12 @@ industrialtest.internal.unpackTableInto(industrialtest.CanningMachine,{
 		"upgrades",
 		"powerStorage"
 	},
-	powerLists={"powerStorage"},
+	powerLists={
+		{
+			list="powerStorage",
+			direction="i"
+		}
+	},
 	active={
 		tiles={
 			"industrialtest_machine_block.png",
@@ -184,7 +189,6 @@ function industrialtest.CanningMachine.shouldDeactivate(self,pos)
 end
 
 function industrialtest.CanningMachine.afterDeactivation(self,pos)
-	minetest.debug("deactivated")
 	local meta=minetest.get_meta(pos)
 	local inv=meta:get_inventory()
 	local targetSlot=inv:get_stack("dst",1)