Install and configure a compute node in Installation Guide

[Ed Balduf]

This bug tracker is for errors with the documentation, use the following as a template and remove or add fields as you see fit. Convert [ ] into [x] to check boxes:

- [X] This doc is inaccurate in this way: _The Placement API needs to be configured in Nova for the Ocata release_____
- [ ] This is a doc addition request.
- [ ] I have a fix to the document that I can paste below including example: input and output.

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 - Ask OpenStack: http://ask.openstack.org
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Release: 0.1 on 2017-03-13 11:56
SHA: 70a61f6446f826d7675e6393ec6048c5c477d81a
Source: https://git.openstack.org/cgit/openstack/openstack-manuals/tree/doc/install-guide/source/nova-compute-install.rst
URL: https://docs.openstack.org/ocata/install-guide-rdo/nova-compute-install.html