initial devstack + essex

* update horizon apache config
* updates apts for horizon
* better logging for horizon
* keystone conf settings
* only add swift endpoint if it is enabled
* new nova paste

Change-Id: I1edacbe5d8adc4bd5265d36abcaf01ce5490aefd
diff --git a/files/000-default.template b/files/000-default.template
index 43013df..1d7380d 100644
--- a/files/000-default.template
+++ b/files/000-default.template
@@ -6,7 +6,7 @@
     WSGIProcessGroup horizon
 
     DocumentRoot %HORIZON_DIR%/.blackhole/
-    Alias /media %HORIZON_DIR%/openstack-dashboard/media
+    Alias /media %HORIZON_DIR%/openstack-dashboard/dashboard/static
     Alias /vpn /opt/stack/vpn
 
     <Directory />