Add auth_protocol and auth_port to controller

The auth_protocol and auth_port settings were note being provided on the
controller.

Change-Id: Ia48c1f281aa1b10ae429724a74d734e146091d67
Closes-Bug: #1252602
backport: havana
(cherry picked from commit 3ec0f69f7edf094d08437723258539acd2c46435)
Added missing python-novaclient installation

The instructions for Debian/Ubuntu were missing python-novaclient
installation, required to complete the procedure.

Change-Id: Ic64627f1ebec3d2093da1c3e522a15c2638a4465
backport: havana
Closes-Bug: #1252604
(cherry picked from commit 1215a0cba1f7b09963caea4a9a566629d5aff658)
Merge "Added missing python-novaclient installation" into stable/havana