Config options consistency of rdp.py
Config options consistency of rdp.py

Moved opt to list, removed possible values section as it was obvious.
Added rdp conf group.
Removed all tags from rdp.py as it is consistent with respect to wiki.

https://wiki.openstack.org/wiki/ConfigOptionsConsistency

Blueprint centralize-config-options-newton

Change-Id: Icbc5639c754e9a7ab5cb78d7264f034993a6e31d

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