Switch to slightly cleaner compatibility method

init.lua

@@ -1,5 +1,12 @@
--- Support the old multi-load method
-intllib = rawget(_G, "intllib") or {}
+
+-- Old multi-load method compatibility
+if rawget(_G, "intllib") then return end
+
+intllib = {
+	getters = {},
+	strings = {},
+}
+
 
 local MP = minetest.get_modpath("intllib")
 
@@ -11,11 +18,6 @@ if not (LANG and (LANG ~= "")) then LANG = os.getenv("LANG") end
 if not (LANG and (LANG ~= "")) then LANG = "en" end
 LANG = LANG:sub(1, 2)
 
--- Support the old multi-load method
-intllib.getters = intllib.getters or {}
-
-intllib.strings = {}
-
 
 local INS_CHAR = intllib.INSERTION_CHAR
 local insertion_pattern = "("..INS_CHAR.."?)"..INS_CHAR.."(%(?)(%d+)(%)?)"