examples/*.lua - cleaned up translatable messages

examples/api_version.lua

@@ -27,8 +27,6 @@ local dt = require "darktable"
 
 local gettext = dt.gettext.gettext
 
-dt.gettext.bindtextdomain("api_version", dt.configuration.config_dir .."/lua/locale/")
-
 local function _(msg)
   return gettext(msg)
 end
@@ -41,7 +39,7 @@ end
 
 local result = dt.configuration.api_version_string
 dt.print_log("API Version: " .. result)
-dt.print(string.format(_("API version: %s"), result))
+dt.print("API " .. _("version") .. ": " .. result)
 
 -- set the destroy routine so that script_manager can call it when
 -- it's time to destroy the script and then return the data to