fix caching so that there is the ability to download services without installing them.  This is done with a #NOPRIME comment in apts/files/
diff --git a/files/apts/nova b/files/apts/nova
index 17eb877..405d53b 100644
--- a/files/apts/nova
+++ b/files/apts/nova
@@ -2,7 +2,7 @@
 kpartx
 parted
 arping # used for send_arp_for_ha option in nova-network
-mysql-server
+mysql-server # NOPRIME
 python-mysqldb
 kvm
 gawk
@@ -11,10 +11,10 @@
 sqlite3
 sudo
 kvm
-libvirt-bin
+libvirt-bin # NOPRIME
 vlan
 curl
-rabbitmq-server
+rabbitmq-server # NOPRIME
 socat # used by ajaxterm
 python-mox
 python-paste