vlada/xfce

Major Xfce refactoring, also adding versions 4.10.*

Signed-off-by: Vladimír Čunát <vcunat@gmail.com>

pkgs/build-support/fetchurl/mirrors.nix

@@ -224,6 +224,20 @@ rec {
     ftp://ftp.nara.wide.ad.jp/pub/X11/GNOME/
   ];
 
+  xfce = [
+    http://archive.xfce.org/
+    http://mirror.netcologne.de/xfce/
+    http://archive.se.xfce.org/xfce/
+    http://archive.be.xfce.org/xfce/
+    http://mirror.perldude.de/archive.xfce.org/
+    http://archive.be2.xfce.org/
+    http://ftp.udc.es/xfce/
+    http://archive.al-us.xfce.org/
+    http://mirror.yongbok.net/X11/xfce-mirror/
+    http://mirrors.tummy.com/pub/archive.xfce.org/
+    http://xfce.mirror.uber.com.au/
+  ];
+
   # X.org.
   xorg = [
     http://xorg.freedesktop.org/releases/