 It seems that --elasticsearch-version is not use.
'DedicatedMasterCount': 1,
                    'DedicatedMasterEnabled': True,
                    'DedicatedMasterType': 'm3.medium.elasticsearch',
                    'InstanceCount': 1,
                    'InstanceType': 'm3.medium.elasticsearch',
                    'ZoneAwarenessEnabled': False
                },
                'Status': config_status
            },
            'CognitoOptions': {
                'Enabled': False
            },
            'ElasticsearchVersion': {
                'Options': '5.3',
                'Status': config_status
            },
            'EncryptionAtRestOptions': {
                'Options': {
                    'Enabled': False,
                    'KmsKeyId': ''
                },
                'Status': config_status
            },
            'LogPublishingOptions': {
                'Options': {
                    'INDEX_SLOW_LOGS': {
                        'CloudWatchLogsLogGroupArn': 'arn:aws:logs:%s:%s:log-group:sample-domain' % (aws_stack.get_region(), TEST_AWS_ACCOUNT_ID),  
                        'Enabled': False
                    },
                    'SEARCH_SLOW_LOGS': {