6c362ce53e
As it is required in [1] warning-is-error should be set for doc building. This change sets the flag and corrects the warnings. [1]: http://specs.openstack.org/openstack/docs-specs/specs/pike/os-manuals-migration.html Change-Id: Ia93fd13645830cd8994ef283b72f31cb22cf3fe9 Depends-On: Ia750cb049c0f53a234ea70ce1f2bbbb7a2aa9454 Signed-off-by: csatari <gergely.csatari@nokia.com>