Force boolean parameter type conversion in clusters API
Force boolean parameter type conversion in clusters API

Also make 'tenant_safe' a default option for cluster indexing.

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