Improve the help text for cells options (2)
Improve the help text for cells options (2)

Blueprint centralize-config-options

Change-Id: I3b647ce6e265e7a8e04c2f0742ce6065abde5cc4

BeyondTheClouds/nova,rahulunair/nova,mikalstill/nova,rahulunair/nova,jianghuaw/nova,jianghuaw/nova,BeyondTheClouds/nova,vmturbo/nova,Juniper/nova,Juniper/nova,hanlind/nova,gooddata/openstack-nova,hanlind/nova,cyx1231st/nova,sebrandon1/nova,klmitch/nova,klmitch/nova,rajalokan/nova,cloudbase/nova,phenoxim/nova,jianghuaw/nova,Juniper/nova,Juniper/nova,phenoxim/nova,mahak/nova,NeCTAR-RC/nova,klmitch/nova,openstack/nova,vmturbo/nova,BeyondTheClouds/nova,rajalokan/nova,cernops/nova,gooddata/openstack-nova,sebrandon1/nova,openstack/nova,dims/nova,hanlind/nova,gooddata/openstack-nova,cernops/nova,NeCTAR-RC/nova,cloudbase/nova,mikalstill/nova,bigswitch/nova,alaski/nova,gooddata/openstack-nova,zhimin711/nova,cyx1231st/nova,cloudbase/nova,rahulunair/nova,openstack/nova,vmturbo/nova,alaski/nova,mahak/nova,jianghuaw/nova,klmitch/nova,zhimin711/nova,vmturbo/nova,mahak/nova,cernops/nova,CEG-FYP-OpenStack/scheduler,sebrandon1/nova,bigswitch/nova,dims/nova,mikalstill/nova,rajalokan/nova,CEG-FYP-OpenStack/scheduler,rajalokan/nova