[five-or-more] Fixed window.present deprecations

[Robert Roth <robertroth src gnome org>]

commit f35c93db7bb7ffc41e15d13d9d0bac79aa765cec
Author: Robert Roth <robert roth bee-tf ro>
Date:   Thu Mar 14 10:58:26 2019 +0200

    Fixed window.present deprecations

 src/main.vala | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/src/main.vala b/src/main.vala
index 21f94b7..5467e01 100644
--- a/src/main.vala
+++ b/src/main.vala
@@ -50,7 +50,7 @@ public class FiveOrMoreApp: Gtk.Application
 
     public override void activate ()
     {
-        window.present ();
+        window.show ();
     }
 
     protected override void startup ()
@@ -113,7 +113,7 @@ public class FiveOrMoreApp: Gtk.Application
     {
         if (preferences_dialog != null)
         {
-            preferences_dialog.present ();
+            preferences_dialog.show ();
             return;
         }
 
@@ -125,7 +125,7 @@ public class FiveOrMoreApp: Gtk.Application
             preferences_dialog = null;
         });
 
-        preferences_dialog.present ();
+        preferences_dialog.show ();
     }
 
     private void help_cb ()