Dictionarize the node_get result
Dictionarize the node_get result

With dictionary, we add useful fields such as 'profile_name' while
remove useless fields such as 'context'.

stackforge/senlin,openstack/senlin,stackforge/senlin,openstack/senlin,tengqm/senlin-container,Alzon/senlin,openstack/senlin,tengqm/senlin,tengqm/senlin-container,tengqm/senlin,Alzon/senlin