update description of Ring

Use the updated text from the website and add GNU.
Reviewed-by: Alexandre Viau <alexandre.viau@savoirfairelinux.com>
Change-Id: I8b60e93fd4e3ea765577bea10d852f022ee1cc40

src/dialogs.c

@@ -111,7 +111,7 @@ ring_about_dialog(GtkWidget *parent)
         "license-type", GTK_LICENSE_GPL_3_0,
         "logo", logo,
         "version", version,
-        "comments", _("The GNOME client for Ring.\nRing is a secured and distributed communication software."),
+        "comments", _("The GNOME client for GNU Ring.\nGNU Ring is free software for universal communication which respects the freedoms and privacy of its users."),
         "authors", authors,
         "website", "http://www.ring.cx/",
         "website-label", "www.ring.cx",

src/ringwelcomeview.cpp

@@ -126,7 +126,7 @@ ring_welcome_view_init(RingWelcomeView *self)
     }
 
     /* welcome text */
-    auto label_welcome_text = gtk_label_new(_("Ring is a secure and distributed voice, video, and chat communication platform that requires no centralized server and leaves the power of privacy in the hands of the user."));
+    auto label_welcome_text = gtk_label_new(_("GNU Ring is free software for universal communication which respects the freedoms and privacy of its users."));
     gtk_label_set_justify(GTK_LABEL(label_welcome_text), GTK_JUSTIFY_CENTER);
     gtk_widget_override_font(label_welcome_text, pango_font_description_from_string("12"));
     gtk_label_set_line_wrap(GTK_LABEL(label_welcome_text), TRUE);