Set version

Index: script/version.lua
--- script/version.lua.orig
+++ script/version.lua
@@ -20,11 +20,7 @@ end
 local m = {}
 
 function m.getVersion()
-    if not m.version then
-        m.version = loadVersion() or '<Unknown>'
-    end
-
-    return m.version
+    return '%%LUA_VERSION%%'
 end
 
 return m
