Add quantal

Allow devstack to run on quantal.

Change-Id: Iec79aa3669dc1dcc695470e6c15957622268476f
Signed-off-by: Chuck Short <chuck.short@canonical.com>
diff --git a/files/apts/nova b/files/apts/nova
index 66640c5..8a3ca4c 100644
--- a/files/apts/nova
+++ b/files/apts/nova
@@ -1,5 +1,5 @@
 dnsmasq-base
-dnsmasq-utils # for dhcp_release only available in dist:oneiric,precise
+dnsmasq-utils # for dhcp_release only available in dist:oneiric,precise,quantal
 kpartx
 parted
 arping # only available in dist:natty