Update instances_test.go
Update instances_test.go

修改了ExampleClient_DescribeInstanceStatus(),ExampleClient_DescribeInstanceAttribute(),ExampleClient_DescribeInstanceVncUrl(),
ExampleClient_StopInstance(),ExampleClient_DeleteInstance():
1.去掉了t *testing.T
2.替换原有的t.Log,改为fmt.Printf
denverdino/aliyungo,masiqi/aliyungo,jzwlqx/aliyungo,yufeizyf/aliyungo,chinanjjohn2012/aliyungo