[gnome-news] Use Unicode quotation marks in user-visible strings

[Piotr Drąg <piotrdrag src gnome org>]

commit 766b72db10261b121eef155a22799ccd62343566
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Tue Jan 22 19:19:38 2019 +0100

    Use Unicode quotation marks in user-visible strings
    
    See https://developer.gnome.org/hig/stable/typography.html

 data/ui/empty-view.ui | 2 +-
 gnomenews/toolbar.py  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/data/ui/empty-view.ui b/data/ui/empty-view.ui
index ee06dc1..82be755 100644
--- a/data/ui/empty-view.ui
+++ b/data/ui/empty-view.ui
@@ -161,7 +161,7 @@
       <object class="GtkLabel">
         <property name="visible">True</property>
         <property name="can_focus">False</property>
-        <property name="label" translatable="yes">You can subscribe to feeds using the "+" button</property>
+        <property name="label" translatable="yes">You can subscribe to feeds using the “+” button</property>
         <style>
           <class name="dim-label"/>
         </style>
diff --git a/gnomenews/toolbar.py b/gnomenews/toolbar.py
index c271df5..53e93de 100644
--- a/gnomenews/toolbar.py
+++ b/gnomenews/toolbar.py
@@ -100,7 +100,7 @@ class Toolbar(GObject.GObject):
     def _search_changed(self, entry, data=None):
         if entry.get_text_length() > 0:
             self.set_state(ToolbarState.SEARCH_VIEW)
-            self.header_bar.set_title(_('Searching for "%s"') % entry.get_text())
+            self.header_bar.set_title(_('Searching for “%s”') % entry.get_text())
         else:
             self.set_state(ToolbarState.MAIN)
             self.header_bar.set_title(_("News"))