Update ProxyKmipClient register to support name attributes

This change updates the ProxyKmipClient support for the Register
operation, adding the ability to register Name attributes with
the managed object being registered. This matches the functionality
available when using the Create operation.

Fixes #400

kmip/pie/client.py

@@ -353,6 +353,14 @@ class ProxyKmipClient(object):
                     managed_object.operation_policy_name
                 )
                 object_attributes.append(opn_attribute)
+        if hasattr(managed_object, 'names'):
+            if managed_object.names:
+                for name in managed_object.names:
+                    name_attribute = self.attribute_factory.create_attribute(
+                        enums.AttributeType.NAME,
+                        name
+                    )
+                    object_attributes.append(name_attribute)
 
         template = cobjects.TemplateAttribute(attributes=object_attributes)
         object_type = managed_object.object_type