Make inventory images use textures available in Minetest Game 5.0.0

This closes #9.

CHANGELOG.md

@@ -13,6 +13,12 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - Map Tools nodes/items can no longer be dropped to prevent them from falling
   into bad hands.
 
+### Fixed
+
+- The inventory images of `no_interact`, `no_build`, `ignore_like_no_clip`
+  and `ignore_like_no_point` now use textures that are available in
+  Minetest Game 5.0.0.
+
 ## [1.1.0] - 2019-03-23
 
 ### Changed

nodes.lua

@@ -128,7 +128,7 @@ minetest.register_node("maptools:ignore_like_no_clip", {
 	description = S("Ignore-like (no clip)"),
 	range = 12,
 	stack_max = 10000,
-	inventory_image = "default_steel_block.png^dye_purple.png",
+	inventory_image = "default_steel_block.png^dye_violet.png",
 	tiles = {"invisible.png"},
 	paramtype = "light",
 	walkable = false,
@@ -143,7 +143,7 @@ minetest.register_node("maptools:ignore_like_no_point", {
 	description = S("Ignore-like (no point)"),
 	range = 12,
 	stack_max = 10000,
-	inventory_image = "default_steel_block.png^dye_purple.png",
+	inventory_image = "default_steel_block.png^dye_violet.png",
 	tiles = {"invisible.png"},
 	paramtype = "light",
 	pointable = false,
@@ -283,7 +283,7 @@ minetest.register_node("maptools:nobuild", {
 	description = S("Build Prevention"),
 	range = 12,
 	stack_max = 10000,
-	inventory_image = "default_steel_block.png^bones_bones.png",
+	inventory_image = "default_steel_block.png^default_flint.png",
 	drawtype = "airlike",
 	walkable = false,
 	pointable = false,
@@ -298,7 +298,7 @@ minetest.register_node("maptools:nointeract", {
 	description = S("Interact Prevention"),
 	range = 12,
 	stack_max = 10000,
-	inventory_image = "default_steel_block.png^default_scorched_stuff.png",
+	inventory_image = "default_steel_block.png^default_bush_stem.png",
 	drawtype = "airlike",
 	walkable = false,
 	paramtype = "light",