Config option update tasks for availability_zone
Config option update tasks for availability_zone

Removed the "Services which consume this:" sections per [0].
Also removed the "Related options" sections that do not contain
any information.

Also, since there are no deprecated options the
"check_deprecation_status" flag has been removed as well.

 [0] https://wiki.openstack.org/wiki/ConfigOptionsConsistency

Blueprint centralize-config-options-newton

Change-Id: I2c2cf1e90ce9ca84834a6aeffeb69a885c7e57e1

phenoxim/nova,klmitch/nova,cloudbase/nova,rajalokan/nova,vmturbo/nova,sebrandon1/nova,cloudbase/nova,rajalokan/nova,gooddata/openstack-nova,klmitch/nova,Juniper/nova,mikalstill/nova,mikalstill/nova,vmturbo/nova,rahulunair/nova,mikalstill/nova,rajalokan/nova,mahak/nova,hanlind/nova,Juniper/nova,alaski/nova,rajalokan/nova,hanlind/nova,alaski/nova,jianghuaw/nova,jianghuaw/nova,gooddata/openstack-nova,sebrandon1/nova,openstack/nova,openstack/nova,rahulunair/nova,klmitch/nova,cloudbase/nova,klmitch/nova,Juniper/nova,gooddata/openstack-nova,jianghuaw/nova,mahak/nova,Juniper/nova,mahak/nova,jianghuaw/nova,hanlind/nova,vmturbo/nova,rahulunair/nova,gooddata/openstack-nova,vmturbo/nova,phenoxim/nova,openstack/nova,sebrandon1/nova