Enhancement comments on CountableResource
Enhancement comments on CountableResource

The comments for CountableResource give a misleading
sample list, better to given exactly same resource
as the sample list like security_group_member or keypair etc

Change-Id: Ie36498f33a4f3cb5d9175b7d7044d35601cb7b6d

jianghuaw/nova,gooddata/openstack-nova,rahulunair/nova,mahak/nova,jianghuaw/nova,mikalstill/nova,rahulunair/nova,jianghuaw/nova,mikalstill/nova,gooddata/openstack-nova,klmitch/nova,klmitch/nova,jianghuaw/nova,klmitch/nova,phenoxim/nova,rahulunair/nova,openstack/nova,gooddata/openstack-nova,openstack/nova,gooddata/openstack-nova,mahak/nova,mahak/nova,openstack/nova,klmitch/nova,phenoxim/nova,mikalstill/nova