Fix small RST markup errors
Fix small RST markup errors

Change-Id: Ie9f328ecaa5f6771538dec74572b6d06c0f19b02

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