Use built-in Minetest localization & drop intllib support

locale/template.pot

@@ -1,5 +0,0 @@
-# Translation by
-
-
-Glass =
-Obsidian Glass =

locale/template.txt

@@ -0,0 +1,5 @@
+# Translation by
+
+
+Glass=
+Obsidian Glass=

mod.conf

@@ -3,4 +3,4 @@ description = Enhances default glass to make it colorable.
 version = 0.2
 author = Jordan Irwin (AntumDeluge)
 depends = default
-optional_depends = intllib, unifieddyes
+optional_depends = unifieddyes

nodes.lua

@@ -14,17 +14,7 @@
 -- @module nodes
 
 
--- Boilerplate to support localized strings if intllib mod is installed.
-local S
-if core.global_exists('intllib') then
-	if intllib.make_gettext_pair then
-		S = intllib.make_gettext_pair()
-	else
-		S = intllib.Getter()
-	end
-else
-	S = function(s) return s end
-end
+local S = core.get_translator()
 
 
 local enable_colors = core.global_exists('unifieddyes') or core.get_modpath('unifieddyes')