Bug 591859 - Use glib/gi18n-lib to get correct gettext package

We need to use the -lib variant which in turn uses the
GETTEXT_PACKAGE define, because the default translation
domain is actually mutter, not gnome-shell.

js/ui/dash.js

@@ -593,6 +593,8 @@ Dash.prototype = {
 
         /***** Places *****/
 
+        /* Translators: This is in the sense of locations for documents,
+           network locations, etc. */
         let placesSection = new Section(_("PLACES"), true);
         let placesDisplay = new Places.Places();
         placesSection.content.append(placesDisplay.actor, Big.BoxPackFlags.EXPAND);