[docs] Move ops content and fix build errors

1. Move "Remove compute host" to the developer docs
2. Fix build errors in the install guide

Change-Id: I29091faab3af104feeb076bb1db90befbc2119ee

doc/source/developer-docs/ops-remove-computehost.rst

@@ -24,7 +24,7 @@ To remove a compute host, follow the below procedure.
 
      Ensure this step is performed first
 
-  .. code-block::
+  .. code-block:: console
 
      # Run these commands on the compute node to be removed
      # stop nova-compute
@@ -32,16 +32,15 @@ To remove a compute host, follow the below procedure.
 
 #. Clone the ``openstack-ansible-ops`` repository to your deployment host:
 
-  .. code-block::
+  .. code-block:: console
 
-     $ git clone \
-       https://github.com/openstack/openstack-ansible-ops \
+     $ git clone https://github.com/openstack/openstack-ansible-ops \
        /opt/openstack-ansible-ops
 
 #. Run the ``remove_compute_node.yml`` Ansible playbook with the
    ``node_to_be_removed`` user variable set:
 
-  .. code-block::
+  .. code-block:: console
 
      $ cd /opt/openstack-ansible-ops/ansible_tools/playbooks
      openstack-ansible remove_compute_node.yml \

doc/source/developer-docs/ops.rst

@@ -8,7 +8,8 @@ installed environments.
 .. toctree::
 
    ops-lxc-commands.rst
-   ops-addcomputehost.rst
+   ops-add-computehost.rst
+   ops-remove-computehost.rst
    ops-galera.rst
    ops-logging.rst
    ops-tips.rst

doc/source/install-guide/configure.rst

@@ -9,24 +9,9 @@ Chapter 4. Deployment configuration
    configure-networking.rst
    configure-hostlist.rst
    configure-creds.rst
-   configure-hypervisor.rst
-   configure-nova.rst
-   configure-ironic.rst
-   configure-glance.rst
-   configure-cinder.rst
-   configure-swift.rst
-   configure-haproxy.rst
-   configure-horizon.rst
-   configure-rabbitmq.rst
-   configure-ceilometer.rst
-   configure-aodh.rst
-   configure-keystone.rst
-   configure-network-services.rst
    configure-openstack.rst
    configure-sslcertificates.rst
    configure-configurationintegrity.rst
-   configure-federation.rst
-   configure-ceph.rst
 
 
 **Figure 4.1. Installation work flow**