[gnome-nettool] Use Unicode in translatable strings

[Piotr Drąg <piotrdrag src gnome org>]

commit ab61235dae8c6dec434fa7e8c8be1d441d7a5d5d
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Fri Nov 11 17:29:42 2016 +0100

    Use Unicode in translatable strings
    
    See https://developer.gnome.org/hig/stable/typography.html
    
    https://bugzilla.gnome.org/show_bug.cgi?id=774281

 data/gnome-nettool.ui |    2 +-
 src/callbacks.c       |    2 +-
 src/finger.c          |    4 ++--
 src/main.c            |    2 +-
 src/nettool.c         |    6 +++---
 5 files changed, 8 insertions(+), 8 deletions(-)
---
diff --git a/data/gnome-nettool.ui b/data/gnome-nettool.ui
index d7d739f..c5aa273 100644
--- a/data/gnome-nettool.ui
+++ b/data/gnome-nettool.ui
@@ -167,7 +167,7 @@
   </object>
   <object class="GtkWindow" id="main_window">
     <property name="visible">True</property>
-    <property comments="Dear Translator: This is the Window Title" name="title" translatable="yes">Devices - 
Network Tools</property>
+    <property comments="Dear Translator: This is the Window Title" name="title" translatable="yes">Devices — 
Network Tools</property>
     <child>
       <object class="GtkVBox" id="vbox_main">
         <property name="visible">True</property>
diff --git a/src/callbacks.c b/src/callbacks.c
index ce19e6f..c705d25 100644
--- a/src/callbacks.c
+++ b/src/callbacks.c
@@ -460,7 +460,7 @@ on_page_switch (GtkNotebook     * notebook,
 
        /* Dear Translator: This is the Window Title. 'Network Tools' is the
         * name of the application */
-       title = g_strdup_printf (_("%s - Network Tools"),
+       title = g_strdup_printf (_("%s — Network Tools"),
                                 gtk_label_get_text (GTK_LABEL (netinfo->page_label)));
        gtk_window_set_title (GTK_WINDOW (netinfo->main_window), title);
        g_free (title);
diff --git a/src/finger.c b/src/finger.c
index 930582c..a20979d 100644
--- a/src/finger.c
+++ b/src/finger.c
@@ -62,11 +62,11 @@ finger_do (Netinfo * netinfo)
 
        if (g_ascii_strcasecmp (user, "") != 0)
                netinfo->stbar_text =
-                       g_strdup_printf (_("Getting information of %s on \"%s\""), user,
+                       g_strdup_printf (_("Getting information of %s on “%s”"), user,
                                         g_ascii_strcasecmp (host, "") != 0 ? host : "localhost");
        else
                netinfo->stbar_text =
-                       g_strdup_printf (_("Getting information of all users on \"%s\""),
+                       g_strdup_printf (_("Getting information of all users on “%s”"),
                                         g_ascii_strcasecmp (host, "") != 0 ? host : "localhost");
        /*if (netinfo->stbar_text)
                g_free (netinfo->stbar_text);
diff --git a/src/main.c b/src/main.c
index bb58845..1a5f23d 100644
--- a/src/main.c
+++ b/src/main.c
@@ -127,7 +127,7 @@ main (int argc, char *argv[])
        }
 
        if (!g_file_test (dialog, G_FILE_TEST_EXISTS)) {
-               g_critical (_("The file %s doesn't exist, "
+               g_critical (_("The file %s doesn’t exist, "
                              "please check if gnome-nettool is correctly installed"),
                            dialog);
                return -1;
diff --git a/src/nettool.c b/src/nettool.c
index 1cf232d..3735144 100644
--- a/src/nettool.c
+++ b/src/nettool.c
@@ -209,7 +209,7 @@ netinfo_validate_host (Netinfo * netinfo)
                if (hostname == NULL) {
                        hostname = gethostbyname2 (host, PF_INET6);
                        if (hostname == NULL) {
-                               primary = g_strdup_printf (_("The address '%s' cannot be found"),
+                               primary = g_strdup_printf (_("The address “%s” cannot be found"),
                                                           host);
                                secondary = g_strdup (_("Please enter a valid network address and try 
again."));
                        }
@@ -285,9 +285,9 @@ netinfo_reap_child (GPid pid, gint status, gpointer user_data)
                cmd = g_strjoinv (" ", netinfo->command_line);
 
                primary = g_strdup_printf (
-                               /* '%s' is the task name to run
+                               /* “%s” is the task name to run
                                   (e.g. Traceroute, Port Scan, Finger, etc.) */
-                               _("An error occurred when try to run '%s'"),
+                               _("An error occurred when try to run “%s”"),
                                page_label);
                secondary = g_strdup_printf ("%s", cmd);