[systemd] enable gdm by default

[Lennart Poettering]

commit 4a3e5914493acf78ae7c94baa30370f5f789ceea
Author: Lennart Poettering <lennart at poettering.net>
Date:   Tue Aug 7 01:22:55 2012 +0200

    enable gdm by default

 99-default.preset |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/99-default.preset b/99-default.preset
index 88e5a89..426d225 100644
--- a/99-default.preset
+++ b/99-default.preset
@@ -1,2 +1,5 @@
+# Enable GDM by default
+enable gdm.service
+
 # Enforce Fedora's disable-by-default policy
 disable *