Added further openstack-config options for RHEL and SUSE platforms

This is a second patch set for migrating the manual copy and paste
configuration file changes to using openstack-config. This completes
the Neutron section for installing on a dedicated controller,
dedicated network node and a compute host.

Change-Id: I5171c7e4573b1e95c41587a81f7c6f803f8975a3
Remove extra whitespace

Found by niceness gate

Change-Id: I9806c748981ddc64763bc209e95b3c4bf0dfa686
Added admin info/procedure for viewing cloud statistics.

Also moved 'View Services' section under 'View cloud resources' umbrella.
Tech reviewed by Ladislav Smola.

Change-Id: Ie89b99794e7e3e8b0aa1a6d1663fe68aed2747fa
Closes-Bug: #1267638
Merge "Remove extra whitespace"
Merge "Added further openstack-config options for RHEL and SUSE platforms"