[simple-scan] Use Unicode in translatable strings

[Piotr Drąg <piotrdrag src gnome org>]

commit 1b238e8bddef2e8a91002d0f06fad5c5573d869e
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Thu Apr 27 09:21:45 2017 +0200

    Use Unicode in translatable strings
    
    See https://developer.gnome.org/hig/stable/typography.html
    
    https://bugzilla.gnome.org/show_bug.cgi?id=781986

 src/simple-scan.vala |    6 +++---
 src/ui.vala          |   16 ++++++++--------
 2 files changed, 11 insertions(+), 11 deletions(-)
---
diff --git a/src/simple-scan.vala b/src/simple-scan.vala
index 6e34677..a18db11 100644
--- a/src/simple-scan.vala
+++ b/src/simple-scan.vala
@@ -23,7 +23,7 @@ public class SimpleScan : Gtk.Application
           /* Help string for command line --debug flag */
           N_("Print debugging messages"), null},
         { "fix-pdf", 0, 0, OptionArg.STRING, ref fix_pdf_filename,
-          N_("Fix PDF files generated with older versions of Simple Scan"), "FILENAME..."},
+          N_("Fix PDF files generated with older versions of Simple Scan"), "FILENAME…"},
         { null }
     };
     private static Timer log_timer;
@@ -528,7 +528,7 @@ public class SimpleScan : Gtk.Application
         Intl.textdomain (GETTEXT_PACKAGE);
 
         var c = new OptionContext (/* Arguments and description for --help text */
-                                   _("[DEVICE...] - Scanning utility"));
+                                   _("[DEVICE…] — Scanning utility"));
         c.add_main_entries (options, GETTEXT_PACKAGE);
         c.add_group (Gtk.get_option_group (true));
         try
@@ -539,7 +539,7 @@ public class SimpleScan : Gtk.Application
         {
             stderr.printf ("%s\n", e.message);
             stderr.printf (/* Text printed out when an unknown command-line argument provided */
-                           _("Run '%s --help' to see a full list of available command line options."), 
args[0]);
+                           _("Run “%s --help” to see a full list of available command line options."), 
args[0]);
             stderr.printf ("\n");
             return Posix.EXIT_FAILURE;
         }
diff --git a/src/ui.vala b/src/ui.vala
index ad008a2..941f7bb 100644
--- a/src/ui.vala
+++ b/src/ui.vala
@@ -336,8 +336,8 @@ public class UserInterface : Gtk.ApplicationWindow
 
     public void authorize (string resource, out string username, out string password)
     {
-        /* Label in authorization dialog.  '%s' is replaced with the name of the resource requesting 
authorization */
-        var description = _("Username and password required to access '%s'").printf (resource);
+        /* Label in authorization dialog.  “%s” is replaced with the name of the resource requesting 
authorization */
+        var description = _("Username and password required to access “%s”").printf (resource);
 
         username_entry.text = "";
         password_entry.text = "";
@@ -514,7 +514,7 @@ public class UserInterface : Gtk.ApplicationWindow
             directory = Environment.get_user_special_dir (UserDirectory.DOCUMENTS);
 
         save_dialog = new Gtk.FileChooserDialog (/* Save dialog: Dialog title */
-                                                 _("Save As..."),
+                                                 _("Save As…"),
                                                  this,
                                                  Gtk.FileChooserAction.SAVE,
                                                  _("_Cancel"), Gtk.ResponseType.CANCEL,
@@ -722,7 +722,7 @@ public class UserInterface : Gtk.ApplicationWindow
                                             "%s", title);
         dialog.format_secondary_text ("%s",
                                       /* Text in dialog warning when a document is about to be lost*/
-                                      _("If you don't save, changes will be permanently lost."));
+                                      _("If you don’t save, changes will be permanently lost."));
         dialog.add_button (discard_label, Gtk.ResponseType.NO);
         dialog.add_button (_("_Cancel"), Gtk.ResponseType.CANCEL);
         dialog.add_button (_("_Save"), Gtk.ResponseType.YES);
@@ -1766,7 +1766,7 @@ public class UserInterface : Gtk.ApplicationWindow
             stack.visible = true;
             spinner.active = true;
             instructions_label.set_text (/* Label shown while installing drivers */
-                                         _("Installing drivers..."));
+                                         _("Installing drivers…"));
             install_packages.begin (packages_to_install, () => {}, (object, result) =>
             {
                 status_label.visible = true;
@@ -1961,8 +1961,8 @@ public class UserInterface : Gtk.ApplicationWindow
             section.append_submenu (_("Document"), menu);
             menu.append (_("Reorder Pages"), "app.reorder");
             menu.append (_("Save"), "app.save");
-            menu.append (_("Email..."), "app.email");
-            menu.append (_("Print..."), "app.print");
+            menu.append (_("Email…"), "app.email");
+            menu.append (_("Print…"), "app.print");
 
             section = new Menu ();
             appmenu.append_section (null, section);
@@ -2136,7 +2136,7 @@ public class UserInterface : Gtk.ApplicationWindow
             fullscreen ();
         }
 
-        progress_dialog = new ProgressBarDialog (this, _("Saving document..."));
+        progress_dialog = new ProgressBarDialog (this, _("Saving document…"));
         book.saving.connect (book_saving_cb);
     }