E) Add support for Fedora 16

Highlights:
* Add files/rpms/*
* get_packages() only loads deps for services that are enabled

11Apr2012
* change mod_wsgi cwd to $HORIZON_DIR
* fix horizon apache log file name and location

Note: This superceeds https://review.openstack.org/4364

Change-Id: I95486584561e4418907a6a4feb0ffbe4f4ea1843
diff --git a/files/rpms/n-api b/files/rpms/n-api
new file mode 100644
index 0000000..0f08daa
--- /dev/null
+++ b/files/rpms/n-api
@@ -0,0 +1 @@
+python-dateutil